2008
Bruni, A., V.M. Quinton, T.M. Widowski, 2008. The effect of feed restriction on belly nosing behaviour in nosing in weaned piglets. Applied Animal Behaviour Science 110: 203-215.
C. C. Burn & G. Mason (2008). Laboratory rats appear indifferent between their own soiled cages and clean cages. Applied Animal Behaviour Science 115: 201- 210.
C.C. Burn & G. Mason (2008). The effects of cage-cleaning rate on reproductive performance in laboratory rats. Applied Animal Behaviour Science 114: 235 - 247.
C.C. Burn, R. M. J. Deacon & G. J. Mason (2008). Marked for life? Effects of early cage-cleaning frequency, delivery batch, and identification tail-marking on rat anxiety profiles. Developmental Psychobiology 50: 266 - 277.
Cassar, G. R.N. Kirkwood, M.J. Séguin, T.M. Widowski, A. Farzan, A.J. Zanella, R.M. Friendship, 2008. Influence of stage of gestation at grouping and presence of boars on farrowing rate and litter size of group-housed sows. Journal of Swine Health and Production 16: 81-85
R. Clubb, M. Rowcliffe, K. U. Mar, P. Lee, C Moss & G. J. Mason (2008). Compromised survivorship in zoo elephants. Science 322: 1949.
L. Dixon, I.J.H. Duncan & G. J. Mason (2008). What's in a peck? Using Fixed Action Patterns to identify the motivation behind feather-pecking. Animal Behaviour 76: 1035-1042.
A. L. Hovland, G. J. Mason, R. D. Kirkden & Bakken M. (2008). The nature and strength of social motivations in young farmed silver fox vixens (Vulpes vulpes). Applied Animal Behaviour Science 111: 357 - 372.
N. Latham & G. J. Mason (2008). Maternal separation and the development of stereotypies: a review Applied Animal Behaviour Science 110: 84 - 108.
Latham, N.R., Mason, G.J. and Dawkins, M.S. (2008). Can we improve the welfare of laboratory mice by cleaning their cages less frequently? Laboratory Animals 37: 216 - 217.
G. J. Mason (2008). Why should environmental enrichment be used to improve welfare on mink farms? Scientifur 32: 165-172.
Becoming Bodacious: Aufstieg und Fall eines Rodeo-Bullen [Becoming Bodacious: The Rise and Fall of a Rodeo Bull], Susan Nance. in Ich, das Tier: Tiere als Persönlichkeiten in Kunst, Wissenschaft und Geschichte, edited by Keike Fuhlbrügge, Jessica Ullrich and Friedrich Weltzien (Berlin: Reimer Verlag, 2008).
Factors Affecting Behavior and Welfare of Service Dogs for Children With Autism Spectrum Disorder. Kristen E. Burrows; Cindy L. Adams; Suzanne T. Millman. Journal of Applied Animal Welfare Science, 11:42–62, 2008
Purslow, P.P., I..B. Mandell, T.M. Widowski, J. Brown, C.F.M. deLange, J.A.B. Robinson, E.J. Squires, M.C. Cha, G. van derVoort, 2008. Modelling quality variations in commercial Ontario pork production. Meat Science 80: 123-131
S. C. Seaman, N. K. Waran, G. Mason & R. B. D'Eath (2008) Animal Behaviour 75: 31-42. Animal economics: assessing the motivation of female laboratory rabbits to access a platform, social contact and food in a closed economy.
Torrey, S., E.L. Toth Tamminga, T.M. Widowski, 2008. Effect of drinker type on water intake and waste in newly weaned piglets. Journal of Animal Science 86: 1439-1455.
Widowski, T.M., S. Torrey, C.J. Bench, H.W. Gonyou, 2008. Development of ingestive behaviour and the relationship to redirected oral behaviour in early-weaned piglets. Applied Animal Behaviour Science 110: 109-127.
You Q, Karrow NA, Quinton M, Mallard BA, Boermans HJ. Enhanced cutaneous hypersensitivity reactions are associated with ovine high and low cortisol responsiveness to acute endotoxin challenge. Vet Dermatol. 2008 Jun;19(3):174-83.
You Q, Karrow NA, Cao H, Rodriguez A, Mallard BA, Boermans HJ. Variation in the ovine cortisol response to systemic bacterial endotoxin challenge is predominantly determined by signalling within the hypothalamic-pituitary-adrenal axis.
Toxicol Appl Pharmacol. 2008 Jul 1;230(1):1-8. Epub 2008 Feb 12.
Haley, C. C.E. Dewey, T. Widowski, R. Friendship. Association between in-transit loss, internal trailer temperature, and distance traveled by Ontario Market hogs. Canadian Journal of Veterinary Research. 2008.
Oct;72(5):385-9.
2007
R. Clubb & G. Mason (2007). Natural behavioural biology as a risk factor in carnivore welfare: How understanding species differences could help zoos redesign enclosures. Applied Animal Behaviour Science 102: 303 - 328.
S. Held, G. Mason & M. Mendl (2007). Using the Piglet Scream Test to enhance piglet survival on farms: data from outdoor sows. Animal Welfare 16: 267 -271.
Malleau, A.E., I.J.H. Duncan, T.M. Widowski, J.L. Atkinson, 2007. The importance of rest in young domestic fowl. Applied Animal Behaviour Science 106:52-69.
G. Mason, R. Clubb, N. Latham & S. Vickery (2007) How and why should we use enrichments to tackle stereotypic behaviour? Applied Animal Behaviour Science 102: 163 - 188.
An investigation into the practices of dairy producers and veterinarians in
dehorning dairy calves in Ontario. Laine J. Misch, Todd F. Duffield, Suzanne T. Millman, Kerry D. Lissemore Can Vet J 2007;48:1249–1254
Sickness behaviour and its relevance to animal welfare assessment at the
group level, ST Millman. Animal Welfare 2007, 16: 123-125
2006
Alzahal, H., J.L. Benford, T.M. Widowski, J.P. Walton, J.C. Plazier, T. Duffield, N.E. Odongo, B.W. McBride, 2006. Effects of frequency of feed delivery on dairy cattle behavior. Professional Animal Scientist 22:80-83.
C.C. Burn, Peters, A., Day, M. J., & G. Mason (2006). The long-term effects of bedding type and cage-cleaning frequency on health and stress in the laboratory rat. Laboratory Animals 40: 353 - 370
C. Burn & G. Mason (2006). Acute effects of cage-cleaning on the laboratory rat. Animal Welfare 15: 161-171.
Farmer, C., N. Devillers, T. Widowski, D. Massé, 2006. Impacts of a modified farrowing pen design on sow and litter performances and air quality during two seasons. Livestock Science 104: 303-312.
Farmer, C.N. Devillers, T. Widowski, D. Massé, 2006. Effets d'une loge de mise bas modifiée sur les performances de truies et de leurs porcelets soumis à un stress thermique. Journées Recherche Porcine 38: 461-466.
S. Held, G. Mason & M. Mendl (2006). Maternal responsiveness from first to fourth parities. Applied Animal Behaviour Science 98: 216 - 233.
A.L. Hovland, G. Mason, K.E. Bøe, G. Steinham, & M., Bakken (2006). Evaluation of ‘maximum price paid’ as an index of motivational strength for farmed silver foxes (Vulpes vulpes). Applied Animal Behaviour Science 100 258 - 279.
Séguin, M., D. Barney, T.M. Widowski, 2006. Assessment of a group-housing system for gestating sows: Effects of space allowance and pen size on the incidence of superficial skin lesions, changes in body condition and farrowing performance. Swine Health and Production 14:89-96.
Séguin, M.J., R.M. Friendship, R.N. Kirkwood, A.J. Zanella, T.M. Widowski, 2006. Effects of boar presence on agonistic behavior, shoulder scratches and stress response of bred sows at mixing. Journal of Animal Science 84:1227-1237.
Torrey, S., T.M. Widowski, 2006. A note on piglets’ preferences for drinker types at two weaning ages. Applied Animal Behaviour Science
Torrey, S., T.M. Widowski, 2006. Is belly nosing redirected suckling behaviour? Applied Animal Behaviour Science 101:288-304.
D. Wells and the members of the MRC GM Mouse Welfare Working Group (2006). Assessing the welfare of genetically-modified mice. Laboratory Animals 40, 111 - 114.
2005
de Grau, A.F., C.E. Dewey, T.M. Widowski, R.M. Friendship, C.F. de Lange, B. Milligan, 2005. Reducing weight variation and behaviour problems in nursery pigs on a commercial farm by improving water accessibility and providing environmental enrichment. Journal of Animal and Veterinary Advances 4: 51-57.
Duncan, I.J.H., 2005. It’s a dog’s life. New Scientist, 186: No 2502: 45-46.
Duncan, I.J.H., 2005. Science-based assessment of animal welfare: farm animals. Revue scientifique et technique, Office international des Epizooties, 24:483-492
P. E. Honess, J. L. Gimpel, S. E. Wolfensohn & G. J. Mason (2005). Alopecia scoring: The quantitative assessment of hair-loss in captive macaques. Alternatives to Laboratory Animals 33: 193 - 206
Animal Welfare Training at the Ontario Veterinary College. Suzanne T. Millman, Cindy L. Adams, Patricia V. Turner. Animal Welfare. JVME 32(4) 2005 AAVMC, 447-450.
Shore, K.V., N.E. Odongo, T. Mutsvangwa, T.M. Widowski, J.P. Cant, W. J. Bettger, and B.W. McBride, 2005. Phosphorus status of lactating dairy cows fed total mixed rations containing 2.24% or 0.36% phosphorus. Canadian Journal of Animal Science 85: 409-412.
S. Vickery & G. J. Mason (2005). Behavioural persistence in captive bears: a reply to Criswell and Galbreath. Ursus 16: 274 - 279.
S. S. Vickery & G. J. Mason (2005). Stereotypic behaviour in bears and its relationship with general behavioural persistence: further data. Applied Animal Behaviour Science 91: 247 - 260.
Widowski, T.M, Y. Yuan, J.M. Gardner, 2005. Effect of accommodating sucking and nosing on the behaviour of artificially reared piglets. Laboratory Animals 39: 240-250.
2004
Chandroo, K.P., Duncan, I.J.H. and Moccia, R.D., 2004. Can fish suffer? Perspectives on sentience, pain, fear and stress. Applied Animal Behaviour Science, 86: 225-250.
C. Burn & G. J. Mason (2004). Reported absorbencies of commercial rodent bedding are potentially misleading. Laboratory Animals 39: 68 - 74
R. Clubb & G. Mason (2004). Pacing polar bears and stoical sheep: testing ecological and evolutionary hypotheses about animal welfare. Animal Welfare 13: S33 - S40.
Cottee, G., I. Kyriazakis, T.M. Widowski, M.I. Lindinger, J. Cant, T.F. Duffield, V. Osborne, B.W. McBride, 2004. The effect of sub-acute ruminal acidosis on sodium bicarbonate supplemented water intake for lactating dairy cows. Journal of Dairy Science 87: 2248-2253.
P. Hawkins, G. Grant, R. Raymond, G. Hughes, D. Morton, G. Mason, L. Playle, R. Hubrecht & M. Jennings (2004). Reducing suffering through refinement of procedures: Report of the 2003 RSPCA/UFAW rodent welfare group meeting. Animal Technology and Welfare: August 2004, pp. 79 - 85.
Jankevicius, M.L., T.M. Widowski, 2004. The effect of ACTH on pigs' attraction to salt or blood-flavored tail models. Applied Animal Behaviour Science 87: 55-68.
N. Latham & G. Mason (2004). From house mouse to mouse house: the behavioural biology of free-living Mus musculus and its implications in the laboratory. Applied Animal Behaviour Science 86: 261-289.
S. Macri, G. Mason & H. Würbel (2004). Dissociations between maternal care and offspring phenotypes in maternally-separated rats. European Journal of Neuroscience 20: 1017 - 1024.
G. Mason, C. Hampton, D. Wilson & H. Würbel (2004). Chromodacryorrhoea scores as a non-invasive means of assessing stress and disturbance in laboratory rats. Alternatives to Laboratory Animals 32 (suppl. 1): 153 - 159.
G. J. Mason & N. Latham (2004). Can’t stop, won’t stop: Is stereotypy a reliable animal welfare indicator? Animal Welfare 13: S57 - S69.
Millman, S.T., Duncan, I.J.H., Stauffacher, M and Stookey, J.M., 2004. The impact of applied ethologists and the International Society for Applied Ethology in improving animal welfare. Applied Animal Behaviour Science, 86: 299-311.
M. D. Thom, G. J. Mason, P. Stewart & D. W. Macdonald (2004). Polyandry in American mink: Female behaviour in the absence of male-male competition. Animal Behaviour 67: 975-984.
Torrey, S., T.M. Widowski, 2004. Effect of drinker type and sound stimuli on early-weaned pig performance and behavior. Journal of Animal Science 82: 2105:2114.
S. S. Vickery & G. J. Mason (2004). Stereotypic behaviour in Asiatic black and Malayan sun bears. Zoo Biology 23: 409 - 430
Yue, S., Moccia, R.D. and Duncan, I.J.H., 2004. Investigating fear in domestic rainbow trout, Oncorhynchus mykiss, using an avoidence learning task. Applied Animal Behaviour Science, 87: 343-354.
2003
R. Clubb & G. Mason (2003). Captivity effects on wide-ranging carnivores. Nature 425: 473 - 474.
J. P. Garner, G. J. Mason & R. Smith (2003). Stereotypic route-tracing in experimentally-caged songbirds correlates with general behavioural disinhibition. Animal Behaviour 66: 711 - 727.
Jankevicius, M.L., T.M. Widowski, 2003. Does balancing for color affect pigs' preference for different flavored tail models? Applied Animal Behaviour Science 84: 159-165.
Jankevicius, M.L., T.M. Widowski, 2003. Exogenous adrenocorticotrophic hormone does not elicit a salt appetite in growing pigs. Physiology and Behavior 78:277-284.
Jankevicius, M.L., T.M. Widowski, 2003. Exogenous adrenocorticotrophic hormone does not elicit a salt appetite in growing pigs. Physiology and Behavior 78:277-284.
Keunen, J.E., J.C. Plaizier, I. Kyriazkis, T.F. Duffield, T.M. Widowski, M.I. Lindinger, B.W. McBride 2003. Short communication: Effects of subacute ruminal acidosis on free-choice intake of sodium bicarbonate in lactating dairy cows. Journal of Dairy Science 86:954-957
G. J. Mason & K. E. Littin (2003). The humaneness of rodent pest control. Animal Welfare 12: 1 - 37.
Sherwin, C.M., Christiansen, S.B., Duncan, I.J.H., Erhard, H.W., Lay, D.C., Mench, J.A., O’Connor, C.E. and Petherick, J.C., 2003. Guidelines for the ethical use of animals in applied ethology studies. Applied Animal Behaviour Science, 81: 291-305.
S. S. Vickery & G. J. Mason (2003). Behavioural persistence in captive bears and its implication for reintroduction success. Ursus 14: 35 - 43.
H. Warburton & G. Mason (2003). Is out of sight, out of mind? The effects of resource cues on motivation in the mink (Mustela vison). Animal Behaviour 65: 755 - 762.
Widowski, T.M., T. Cottrell, C.E. Dewey, R.M. Friendship, 2003. Observations of piglet-directed behaviour patterns and skin lesions in eleven commercial swine herds. Swine Health and Production 11:181-185.
Yue, S. and Duncan, I.J.H., 2003. Frustrated nesting behaviour: relation to extra-cuticular shell calcium and bone strength in White Leghorn hens. British Poultry Science, 44: 171-177.
2002
Duncan, I.J.H., 2002. Gordon Memorial Lecture. Poultry welfare: science or subjectivity? British Poultry Science, 43: 643-652.
Duncan, I.J.H., 2002. Battery cages: perception and reality. World’s Poultry Science Journal, 58: 388-391.
J. Garner & G. Mason (2002). Abnormal behavioural persistence underlies the stereotypies of laboratory-housed rodents. Behavioural Brain Research 136: 83 - 92.
Keunen, J.E., J.C. Plaizier, I. Kyriazkis, T.F. Duffield, T.M. Widowski, M.I. Lindinger, B.W. McBride 2002. Effects of a subacute ruminal acidosis model on the diet selection of dairy cows. Journal of Dairy Science 85:3304-3313.
G. Mason & H. Würbel (2002). Non-invasively assessing stress in the rat. Stress 5 (suppl.): 67 (abstract).
Olsson, I.A., I.J.H. Duncan, L.J. Keeling, T.M. Widowski, 2002. How important is social facilitation for dustbathing in laying hens? Applied Animal Behaviour Science 79:285-297
Olsson, I.A.S., Keeling, L.J. and Duncan, I.J.H., 2002. Why do hens sham dustbathe when they have litter? Applied Animal Behaviour Science, 76: 53-64.
Tom, E.M., I.J.H. Duncan, T.M. Widowski, K.G. Bateman, K.E. Leslie, 2002. Effects of tail docking using a rubber ring with or without anesthetic on behavior and production of lactating cows. Journal of Dairy Science 85:2257-2265.
Tom, E.M., Rushen, J., Duncan, I.J.H. and de Passillé, A.M., 2002. Behavioural, health and cortisol responses of young calves to tail docking using a rubber ring or docking iron. Canadian Journal of Animal Science, 82: 1-9.
2001
J. Cooper & G. Mason (2001). The use of operant technology to measure behavioral priorities in captive animals. Behavioural Research Methods, Instruments & Computers 33: 427 - 434.
Duncan, I.J.H., 2001. Animal welfare issues in the poultry industry: Is there a lesson to be learned? Journal of Applied Animal Welfare Science, 4: 207-221.
Duncan, I.J.H., 2001. The pros and cons of cages. World’s Poultry Science Journal, 57: 381-390.
Gardner, J.M., Duncan, I.J.H. and Widowski, T.M., 2001. Effects of social “stressors” on belly-nosing behaviour in early-weaned piglets: is belly-nosing an indicator of stress? Applied Animal Behaviour Science, 74: 135-152.
Haley, C., C.E. Dewey, T. Widowski, R. Friendship. Factors associated with in-transit losses in Ontario market hogs in 2001. Canadian Journal of Veterinary Research
G. Mason, J. Cooper & C. Clarebrough (2001) The welfare of fur-farmed mink. Nature 410: 35 - 36.
2000
J. Cooper & G. Mason (2000). Costs of switching cause behavioural rescheduling in mink: Implications for the assessment of behavioural priorities. Applied Animal Behaviour Science 66: 135 - 151.
Duncan, I.J.H. and Mench, J.A., 2000. Does hunger hurt? Poultry Science, 79: 934.
Millman, S.T. and Duncan, I.J.H., 2000. Effect of male-to-male aggressiveness and feed-restriction during rearing on sexual behaviour and aggressiveness towards females by male domestic fowl. Applied Animal Behaviour Science, 70: 63-82.
Millman, S.T. and Duncan, I.J.H., 2000. Do female broiler breeder fowl display a preference for broiler breeder or laying strain males in a Y-maze test? Applied Animal Behaviour Science, 69: 275-290.
Millman, S.T. and Duncan, I.J.H., 2000. Strain differences in aggressiveness of male domestic fowl in response to a male model. Applied Animal Behaviour Science, 66: 217-233.
Millman, S.T., Duncan, I.J.H. and Widowski, T.M., 2000. Male broiler breeder fowl display high levels of aggression toward females. Poultry Science, 79: 1233-1241.
Widowski, T.M. and Duncan, I.J.H., 2000. Working for a dustbath: are hens increasing pleasure rather than reducing suffering? Applied Animal Behaviour Science, 68: 39-53.
2008
Bovey, K., P. Lawlis, J. Delay, T. Widowski, 2008. Innervation and condition of mature boar tusks at slaughter. Proceedings of the Canadian Society of Animal Science, Guelph, ON, August 10-14.
Bovey, K., P. Lawlis, and T. Widowski. Is tusk trimming in boars a welfare issue? The Campbell Centre for the Study of Animal Welfare 2008 CCSAW Research Symposium, Guelph, April 28th.
Brown, J., C. Dewey, C.F.M. De Lange, I.B. Mandell, P.P. Purslow, A.B. Robinson, J. Squires, and T. Widowski. Repeatability within and agreement between temperament tests in market hogs in group housing. The Campbell Centre for the Study of Animal Welfare 2008 CCSAW Research Symposium, Guelph, April 28th.
Core, S., S.P. Miller, T. Widowski, G. Mason, T. Caldwell and M. Quinton. 2008. Eye white percentage as a predictor of temperament in beef cattle. CSAS Annual Meeting / Kennedy Conference, CD-ROM:BW05, Guelph, ON.
Elgie, R.E., P. Lawlis, K. Reynolds, A. Rehmtulla, I.J.H. Duncan, T.M. Widowski, 2008. Effectiveness of using a non-penetrating captive bolt for on-farm euthanasia of low viability piglets. Proceedings of the American Association of Swine Veterinarians, San Diego, CA, p. 325
Elgie, R.H., P. Lawlis, K. Reynolds, A. Rehmtulla, I.J.H. Duncan, and T.M. Widowski. Effectiveness of using a non-penetrating captive bolt for on-farm euthanasia of low viability piglets. The Campbell Centre for the Study of Animal Welfare 2008 CCSAW Research Symposium, Guelph, April 28th.
Erasmus, M.A., T. M. Widowski, B. Hunter, and P.V. Turner Evaluating on-farm euthanasia methods for cull turkeys. The Campbell Centre for the Study of Animal Welfare 2008 CCSAW Research Symposium, Guelph, April 28th.
Hemsworth, P.H., T.M. Widowski, G.M. Cronin, J.L. Barnett, 2008. Hen welfare - the issues and challenges. Proceedings of the World's Poultry Congress, Brisbane, Australia, Paper OR290
Higginson, J. J.T. Gray, T.M. Widowski, C.E. Dewey, S.T. Millman, 2008. Investigating behavioural changes in young pigs infected with Salmonella. Proceedings of the 42nd International Congress of the ISAE, Dublin, Ireland.
Gulde V, Renema R and G Bedecarrats. Use of dietary thyroxin as an alternate molting procedure in turkey breeder hens. Presented at the Poultry Science Association Annual Meeting, 2008; Niagara Falls, Ontario
Torrey, S., H. Gonyou, J.A. Correa, R. Bergeron, T. Widowski, N. Lewis, T. Crowe, C. Dewey, L. Faucitano, 2008. Effect of trailer design on the behavior of market weight pigs during unloading and lairiage. Journal of Animal Science 86(E-Suppl. 2):298.
Tucker, A. T. M. Widowski, 2008. Molar eruption and the onset of feeding behaviour in domestic piglets. Proceedings of the 42nd International Congress of the ISAE, Dublin, Ireland.
Stanton, A., K.E. Leslie, D. Kelton, R.T. Dingwell, T.M. Widowski, S. Leblanc, S.T. Millman, 2008. An investigation of the behavior of dairy calves with high, average and low post-weaning weight gain. International Symposium on Beef Cattle Welfare, Manhattan, KS, May 28-30.
Tamminga, E., R. Bergeron, J. Correa, T. Crowe, C. Dewey, L. Faucitano, H. Gonyou, N. Lewis, S. Torrey, and T. Widowski. Core body temperatures of market swine transported to slaughter in summer. The Campbell Centre for the Study of Animal Welfare 2008 CCSAW Research Symposium, Guelph, April 28th.
Tamminga, E. C. Dewey, T. Crowe, R. Bergeron, and T. Widowski. Validation of a new technique for measuring thermal stress in market swine. The Campbell Centre for the Study of Animal Welfare 2008 CCSAW Research Symposium, Guelph, April 28th.
Tamminga, E., R. Bergeron, J. Correa, T. Crowe, C. Dewey, L. Faucitano, H. Gonyou, N. Lewis, S. Torrey, T. Widowski, 2008. Core body temperatures of market swine transported to slaughter. Proceedings of the Canadian Society of Animal Science, Guelph, ON, August 10-14.
Tucker, A.L. and T. M. Widowski. Weaning bites! Dental development and the onset of feeding behaviour in domestic swine (Sus Scrofa). The Campbell Centre for the Study of Animal Welfare 2008 CCSAW Research Symposium, Guelph, April 28th.
Warren, L., I. Mandell, T. Widowski, K. Bateman, 2008. The effect of transportation dynamics on cattle welfare and beef quality. Proceedings of the Canadian Society of Animal Science, Guelph, ON, August 10-14.
Warren, L., I. Mandell, T.M. Widowski, and K. Bateman. The Effect of Transportation Dynamics on Cattle Welfare and Beef Quality. The Campbell Centre for the Study of Animal Welfare 2008 CCSAW Research Symposium, Guelph, April 28th.
Widowski, T.M., P.H. Hemsworth, 2008. Housing hens to suit their 'needs'. Proceedings of the World's Poultry Congress, Brisbane, Australia, Paper OR247
2007
Brown, J.A., C.F.M. de Lange, I. B. Mandell, A.B. Robinson, J. Squires, P.P Purslow, T.M. Widowski, 2007. Measurement of temperament on-farm as a predictor of stress response at slaughter. Proceedings of the 42nd International Congress of the ISAE, (Ed.) F. Galindo and L. Alvarez, Merida, Mexico, p. 112.
Lackeyram, D., D. Young, T. Archbold, A.K. Shoveller, C.B. Yang, T.M. Widowski, Y. Mine, M.Z. Fan, 2007. Chronic fatigue syndrome is associated with oxidative stress induced by infusion of hydrogen peroxide in pigs. The FASEB Journal 21 (5): A377 (abstract).
Torrey, S., E.L.M. Toth, T.M. Widowski, 2007. This Drinker Sucks! Drinker preferences in young piglets. Proceedings of the 41st International Congress of the ISAE, (Ed.) F. Galindo and L. Alvarez, Merida, Mexico, p. 178.
Torrey, S., N. Devillers, M. Lessard, C. Farmer, T.M. Widowski, 2007. Determining the optimum age for tail docking and ear notching neonatal pigs. Proceedings of the 41st International Congress of the ISAE, (Ed.) F. Galindo and L. Alvarez, Merida, Mexico, p. 238.
Tucker, A.L., T.M. Widowski, 2007. Dental development and mastication in domestic swine (Sus scrofa) - What we do and do not know. Proceedings of the 41st International Congress of the ISAE, (Ed.) F. Galindo and L. Alvarez, Merida, Mexico, p. 240.
Torrey, S., E. Toth, T.M. Widowski, 2007. The effect of drinker style on behaviour and water use in newly weaned pigs. Proceedings of the Dr. Mike Wilson Swine Research Day, University of Guelph, ON.
Torrey, S., E.L.M. Toth, T. M. Widowski, 2007. Water usage in young pigs – not all drinkers are created equal. Proceedings of the 26thAnnual Centralia Swine Research Update, Kirkton-Woodham, ON. I33.
Torrey, S., N. Devillers, M. Lessard, C. Farmer, T. Widowski, 2007. What is the optimum age for processing neonatal pigs? Allan D. Leman Swine Conference, St. Paul, MN, 34:127.
Torrey, S., E.L. Toth, T.M. Widowski, 2007. The preferences of young piglets for different styles of drinkers. Allan D. Leman Swine Conference, St. Paul, MN, 34 (Suppl): 50.
Zhu, C.L., E. Jeaurond, K. Braun, T.M. Widowski, C.F.M. deLange, 2007. Value of liquid feeding corn-based diets to growing finishing pigs. Canadian Nutrition Congress. Winnipeg Convention Centre Winnipeg MN Abstract CNC610.
2006
Brown, J. K. deLange, I. Mandell, P. Purslow, A. Robinson, J. Squires, T. Widowski, 2006. Assessing strategies to reduce variation in quality across Ontario farms. Proceedings of Centralia Swine Research Update, Kirkton, ON, I14-I17.
Brown, J.A., E.L. Toth, A.L. Stanton, P. Lawlis, T.M. Widowski, 2006. The effects of different frequencies of weekly human interaction on handling responses in market hogs. Journal of Animal Science 84 (Supp. 1) :301.
Brown, J.A., E.L.M. Toth, T.M. Widowski, 2006. Temperament testing of market hogs in group housing: test-retest reliability and comparison with tests in isolation. Proceedings of the North American Regional Meeting of the International Society of Applied Ethology, Vancouver, BC.
Cassar, G., R.M. Friendship, T.M. Widowski, M.J. Séguin, R.N. Kirkwood, 2006. Effect of group gestational housing on sow fertility. Proceedings of the International Pig Veterinary Society, Copenhagen, Denmark.
Elgie, R. H., R. Friendship, T.M. Widowski, 2006. Do gilts from loose housing need more time to adjust to farrowing crates than gilts from stalls? Proceedings of the North American Regional Meeting of the International Society of Applied Ethology, Vancouver, BC.
Purslow, P.P., M.C. Cha, S. Wang, I.B. Mandell, T. Widowski, C.F.M. deLange, A. Robinson, J. Brown, E.J. Squires, 2006. Calpain-1 activity is related to drip loss in commercial pork production. Proceedings of the International Congress of Meat Science and Technology, Dublin, Ireland.
Reid, N.K.I., I.J.H. Duncan, T.M. Widowski, 2006. The effects of a synthetic maternal pheromone on separation distress in young piglets. Proceedings of the North American Regional Meeting of the International Society of Applied Ethology, Vancouver, BC.
Torrey, S. E.L. Toth, T.M. Widowski, 2006. More water please: the effect of water drinker type on pig behaviour. Proceedings of the North American Regional Meeting of the International Society of Applied Ethology, Vancouver, BC.
Toth, E.L.M., T.M. Widowski, 2006. Behavioural responses of piglets to teeth clipping and subsequent effects on castration response. Proceedings of the North American Regional Meeting of the International Society of Applied Ethology, Vancouver, BC.
Tucker, A., J.L. Atkinson, T.M. Widowski, 2006. Metabolic indicators of nutritional stress predict belly nosing in newly weaned piglets. Proceedings of the North American Regional Meeting of the International Society of Applied Ethology, Vancouver, BC.
Widowski, T.M., J. Brown, K. deLange, I. Mandell, P. Purslow, A. Robinson, J. Squires, P. Lawlis, 2006. Reducing stress response in pigs to enhance meat quality. Proceedings of Centralia Swine Research Update, Kirkton, ON, I32-I35.
2005
Farmer, C., T. Widowski, D. Massé, 2005. The use of a modified farrowing pen: Effects on lactation performance of heat stressed sows. Journal of Animal Science 83 (Supp. 1):66.
Séguin, M.J., R.M. Friendship, R.N. Kirkwood, A.J. Zanella, T.M. Widowski, 2005. Effects of boar presence on agonistic behavior, shoulder scratches and stress response of bred sows. Journal of Animal Science 83 (Supp. 1):346.
Torrey, S., T.M. Widowski, 2005. Determination of piglets' preference for drinker types at two weaning ages. Journal of Animal Science 83 (Supp. 1):132.
Dewey, C. C. Haley, T. Widowski, R. Friendship, 2005. Lowering in-transit losses. Advances in Pork Production 16: 51-54.
Widowski, T.M., 2005. Behavioural Vices in the Barn. Proceedings of the Saskatchewan Pork Industry Symposium, Saskatoon, SK
Widowski, T.M., 2005. Routine processing of neonatal piglets: short term pain for long term gain? Proceedings of Animal Care Seminar: The36th Annual Meeting of the American Association of Swine Veterinarians, Toronto, ON
Haley, C. C.E. Dewey, T. Widowski, R. Friendship, 2005. Factors associated with in-transit losses. Proceedings of Animal Care Seminar: The36th Annual Meeting of the American Association of Swine Veterinarians, Toronto, ON
Von Borstel, U.U., Keeling, L.J. and Duncan, I.J.H., 2005. Transfer of nervousness from the rider to the horse. Proceedings of the 39th International Congress of the International Society for Applied Ethology, Kanagawa, Japan, p. 84 (Abstr.).
Widowski, T.M., 2005 Getting to the root of behaviour problems in newly weaned piglets. Proceedings of the Manitoba Swine Seminar, Volume 19, pp. 17-30.
Yue, A., Duncan, I.J.H. and Moccia, R.D., 2005. Fear in Rainbow trout examined by conditioned suppression of operant feeding. Proceedings of the 39th International Congress of the International Society for Applied Ethology, Kanagawa, Japan, p. 55 (Abstr.).
2004
Bruni, A., T. Widowski, 2004. The effect of feed restriction on behavior of piglets weaned at 18-22 days of age. Proceedings of the North American Regional Meeting of the International Society for Applied Ethology, p. 17.
Dewey, C., C. Haley, T. Widowski, R. Friendship, 2004. Factors associated with in-transit losses. Proceedings of the 4th London Swine Conference, London Ontario, pp. 137-142.
Dixon, L. and Duncan, I.J.H., 2004. Feather pecking and its relation to dustbathing in different chicken strains. Proceedings of the 38th International Congress of the International Society for Applied Ethology, Helsinki, Finland, p. 83 (Abstr.).
Jankevicius, M., L. Scott, L. Tippin, L. Urban, R. MacDonald, T. Widowski, 2004. The effect of increased air velocity on chewing behavior directed at rope tail models in growing pigs. Proceedings of the North American Regional Meeting of the International Society for Applied Ethology, p. 41.
Séguin, M. T.M. Widowski and D. Barney, 2004. Farrowing performance and injury in a group housing system for gestating sows. Journal of Animal Science 81 (Supp. 1):83
Torrey, S., T.M. Widowski, 2004. Relationship between pre- and post-weaning oral-nasal behaviors and performance in early-weaned pigs. Journal of Animal Science 81 (Supp. 1):277.
Séguin, M., A. Zanella, R. Kirkwood, R. Friendship, T.M. Widowski, 2004. The effects of boar presence on skin damage sustained during post-mixing aggression among group-housed sows. Proceedings of the North American Regional Meeting of the International Society for Applied Ethology, p. 33.
Widowski, T., S. Torrey, 2004. Getting to the root of ingestive problems in newly weaned piglets. Proceedings of the 40th Eastern Nutrition conference, Animal Nutrition Association of Canada, Ottawa, 85-96.
2003
Torrey, S., T.M. Widowski, 2003. Effect of water drinker type on oral-nasal behaviour in early-weaned piglets. Proceedings of the 37th Congress of the International. Society for Applied Ethology, (Ed.) V. Ferrante and the Scientific Committee, Abano Terme, Italy, p. 110.
Widowski, T.M., 2003. Behavioral needs of weaned piglets. Proceedings of Seminar 12: The 34th Annual Meeting of the American Association of Swine Veterinarians, Orlando, FL, pp. 7-13.
Widowski, T. 2003. Meeting future demands for animal care. Advances in Pork Production, Volume 14, Banff Pork Seminar, Banff, Alberta, pp. 281-285.
Widowski, T.M., J.M. Gardner, Y. Yuan, 2003. The effect of accommodating sucking and massage on the behaviour of artificially-reared piglets. Proceedings of the 37th Congress of the International. Society for Applied Ethology, (Ed.) V. Ferrante and the Scientific Committee, Abano Terme, Italy, p. 89.
Widowski, T.M., J.M. Gardner, Y. Yuan, 2003. The effect of accommodating sucking and massage on the behaviour of artificially-reared piglets. Proceedings of the 37th Congress of the International. Society for Applied Ethology, (Ed.) V. Ferrante and the Scientific Committee, Abano Terme, Italy, p. 89.
Widowski, T., M. Séguin, D. Barney, 2003. Case studies on group housing of sows: the Arkell Swine Research Station Facility. Proceedings of the 3rd London Swine Conference, London Ontario, pp. 137-142.
Yue, S., Moccia, R.D. and Duncan, I.J.H., 2003. Investigating fear in domestic rainbow trout, Oncorhynchus mykiss, using an avoidance learning task. Proceedings of the 37th International Congress of the International Society for Applied Ethology, Abano Terme, Italy, p. 73 (Abstr.).
2002
Chandroo, K.P., Moccia, R.D. and Duncan, I.J.H., 2002. The welfare status of farmed fish: sentience and pain perception. Proceedings of the 36th International Congress of the International Society for Applied Ethology, The Netherlands, p. 52 (Abstr.).
Grandin, T., T. Widowski, P. Lawlis, 2002. Practical tips and guidelines for the handling and transport of market hogs. Proceedings of the 2nd London Swine Conference, London Ontario, pp. 117-120.
Jankevicius, M.L., T.M. Widowski, 2002. The effect of ACTH on pigs’ attraction to salt or blood flavoured tail-models. Proceedings of the 5th North American Regional Meeting of the International Society for Applied Ethology, Quebec City, Quebec.
Sheppard, K.C., I.J.H. Duncan, T.M. Widowski, 2002. Effect of light type and level of illumination on nest site selection in broiler breeder fowl: Do hens prefer dark nests? Proceedings of the 5th North American Regional Meeting of the International Society for Applied Ethology, Quebec City, Quebec.
Vandenberg, C.M., T.M. Widowski, 2002. Aggressive responses of roosters toward a model rooster illuminated by different light sources. Proceedings of the 36th Congress of the International. Society for Applied Ethology, Egmond aan Zee, Netherlands.
Vandenberg, C.M., T.M. Widowski, 2002. Sexual behaviour and fertility of broiler breeder flocks illuminated by high-pressure sodium, compact fluorescent and incandescent lighting. Proceedings of the 5th North American Regional Meeting of the International Society for Applied Ethology, Quebec City, Quebec.
Widowski, T.M., 2002. Causes and prevention of tail biting in growing pigs: A review of recent research. Proceedings of the 2nd London Swine Conference, London Ontario, pp. 47-56.
2001
Duncan, I.J.H., 2001. Can we understand and use feelings of animals as a concept of animal welfare? Proceedings of a Conference organized by the European Union “Food Chain 2001” Uppsala, Sweden, 14-16 March 2001, pp. 131-134.
Duncan, I.J.H. and Olsson, I.A.S., 2001. Environmental enrichment: from flawed concept to pseudo-science. Proceedings of the 35th International Congress of the International Society for Applied Ethology, Davis, California, p. 73. (Abstr.).
Koene, P. and Duncan, I.J.H., 2001. From environmental requirement to environmental enrichment: from animal suffering to animal pleasure. Proceedings of the 5th Annual Conference on Environmental Enrichment. Taronga Zoo, Sydney, Australia, 4-9 November 2001, p. 36.
Yue, S. and Duncan, I.J.H., 2001. Frustrated nesting behaviour and its relation to extraneous calcium deposition on egg shells of White Leghorn hens. Proceedings of the 35th International Congress of the International Society for Applied Ethology, Davis, California, p. 97 (Abstr.).
Millman, S.T., Stauffacher, M., Stookey, J.M. and Duncan, I.J.H., 2001. The impact of applied ethology in improving animal welfare. Proceedings of the 35th International Congress of the International Society for Applied Ethology, Davis, California, p. 58 (Abstr.).
Tom, E., Rushen, R. Duncan, I.J.H. and de Passillé, A.M.B., 2001. Acute effects of method of tail docking on young calves. Proceedings of the 35th International Congress of the International Society for Applied Ethology, Davis, California, p. 51 (Abstr.).
2000
Duncan, I.J.H., 2000. Animal welfare: A scientific approach. Proceedings 22nd Annual Ontario Association of Veterinary Technicians Conference, pp. 146-150.
Duncan, I.J.H., 2000. The pros and cons of cages. In: Proceedings of the XXI World’s Poultry Congress. Montreal, Canada, 20-24 August, 2000. Paper S1.1.01 (Invited).
Dray, T., Friendship, R. and Duncan, I.J.H., 2000. Information exchange and farm animal welfare: Using surveys to assess information transfer to producers, and public awareness of agricultural practices in Southwestern Ontario. Proceedings of the 34th International Congress of the International Society for Applied Ethology, Florianopolis, Brazil, p. 129 (Abstr.).
Gardner, J.M., Widowski, T.M. and Duncan, I.J.H., 2000. Re-thinking social stress in newly weaned piglets. Proceedings of the 34th International Congress of the International Society for Applied Ethology, Florianopolis, Brazil, p. 65 (Abstr.).
Millman, S.T. and Duncan, I.J.H., 2000. Why are broiler breeder males so aggressive? In: Proceedings of the XXI World’s Poultry Congress. Montreal, Canada, 20-24 August, 2000. Paper W3.07.
Millman, S.T., Duncan, I.J.H. and Chambers, J.R., 2000. Crouching by females reduces, but does not inhibit, aggressive attacks by sire-strain male meat chickens. Proceedings of the 34th International Congress of the International Society for Applied Ethology, Florianopolis, Brazil, p. 50 (Abstr.).
Rau, J.A. and Duncan, I.J.H., 2000. Effect of trough-anchored blind teats on production and welfare of early-weaned piglets fed a liquid or pelleted diet. Journal of Animal Science, Supplement 1, p. 131 (Abstr.).
Tom, E.M., Duncan, I.J.H., Widowski, T.M., Bateman, K.G., Leslie, K.E., Rushen, J. and de Passillé, A.M., 2000. Does tail docking adversely affect adult dairy cattle? Proceedings of the 34th International Congress of the International Society for Applied Ethology, Florianopolis, Brazil, p. 203 (Abstr.)
2009
Hank Davis. Caveman Logic. Prometheus Books, 2009.
G. Mason & M. Bateson (in press). Motivation and the control of behaviour. Ch. 5 in The Ethology of
Domesticated Animals, ed. P. Jensen (2 edition), CABI, Wallingford, UK.
National Academies ILAR Pain Working Group [with nine co-authors] (in press). Recognition and Alleviation of Pain in Laboratory Animals. The National Academies Press, Washington DC.
Widowski, T.M. The physical environment and its effects on welfare. In: I.J.H. Duncan (Ed.) The Welfare of Domestic Fowl, Springer, Berlin.
2008
G. Mason & Jake Veasey (2008). How should the psychological welfare of zoo elephants be investigated? Chapter 11 in: An Elephant in the Room: the Science and Well Being of Elephants in Captivity, eds. D. L. Forthman, L. F. Kane & P. F. Waldau. Tufts University Cummings School of Veterinary Medicine's Center for Animals and Public Policy, North Grafton, MA, pp. 154-174.
2006
J. Rushen & G. Mason (2006) A decade or more's progress in the understanding of stereotypic behaviour Chapter 1 in: Stereotypies in Captive Animals (second edition), eds. G. Mason & J. Rushen, CAB International, Wallingford.
R. Bergeron, A. Badnell-Waters, Sarah Lambton & G. Mason (2006). Oral stereotypies in captive ungulates: Foraging, diet and gastro-intestinal function. Chapter 2 in: Stereotypies in Captive Animals (second edition), eds. G. Mason & J. Rushen, CAB International, Wallingford.
G. Mason (2006) Stereotypic behaviour: fundamentals and applications to animal welfare and beyond. Chapter 11 in: Stereotypies in Captive Animals (second edition), eds. G. Mason & J. Rushen, CAB International, Wallingford.
G. Mason (2006). Maternal deprivation and stereotypy in animals other than primates. Box 3 in Chapter 6, Stereotypies in Captive Animals (second edition), eds. G. Mason & J. Rushen, CAB International, Wallingford.
G. Mason (2006). Deprivation stereotypies in human children: The case of the Romanian orphans. Box 2 in Chapter 6, Stereotypies in Captive Animals (second edition), eds. G. Mason & J. Rushen, CAB International, Wallingford.
G. Mason (2006). Are wild-born animals 'protected' from stereotypies? Box 2 in Chapter 7, Stereotypies in Captive Animals (second edition), eds. G. Mason & J. Rushen, CAB International, Wallingford.
G. Mason (2006). Strain differences in the stereotypies of laboratory mice. Box 2 in Chapter 8, Stereotypies in Captive Animals (second edition), eds. G. Mason & J. Rushen, CAB International, Wallingford.
G. Mason (2006). Oral stereotypic behaviours in other taxa. Box 2 in Chapter 2, Stereotypies in Captive Animals (second edition), eds. G. Mason & J. Rushen, CAB International, Wallingford.
S. Lambton & G. Mason (2006). Ungulate digestive adaptations, and their implications for functioning in captivity. Box 1 in Chapter 2, Stereotypies in Captive Animals (second edition), eds. G. Mason & J. Rushen, CAB International, Wallingford.
G. Mason (2006). Herbivory in captivity: Provisioning, intensive husbandry and abnormal oral behaviors. In: Foraging, eds. D. W. Stephens, R. C. Ydenberg & J. C. Brown. University of Chicago Press, Chicago.
R. Clubb & G. Mason (2006). Elephants in captivity. Humane Society Press, Washington D. C.
2005
Zoos Forum Working Group on Animal Welfare and its Assessment in Zoos [with 9 co-authors] 2005. Animal Welfare and its Assessment in Zoos
2004
Duncan, I.J.H., 2004. Welfare problems of poultry. In: The Well-Being of Farm Animals: Challenges and Solutions (Eds G.J. Benson and B.E. Rollin), pp. 307-323. Blackwell Publishing, Ames, Iowa.
Duncan, I.J.H., 2004. A concept of welfare based on feelings. In: The Well-Being of Farm Animals: Challenges and Solutions (Eds G.J. Benson and B.E. Rollin), pp. 85-101. Blackwell Publishing, Ames, Iowa.
G. J. Mason (2004). Not 'home on the range': the effects of captivity on the welfare of carnivores. In: Encyclopedia of Animal Behavior, ed. M. Bekoff, Greenwood Publishing Group, Westport CT.
G. Mason & R. Clubb (2004). Guest editorial, International Zoo News 51: 3-5.
2002
R. Clubb & G. Mason (2002). A Review of the Welfare of Elephants in European Zoos. RSPCA, Horsham.
R. Clubb & G. Mason (2002). Are some Carnivore species predisposed to develop stereotypy because of their foraging strategy in the wild? In: Proceedings of the 4th International Conference on Environmental Enrichment, eds. V. J. Hare, K. E. Worley & K. Myers, The Shape of Enrichment Inc., San Diego, pp. 139 – 141.
G. Mason, J. Cooper & C. Clarebrough (2002). The use of techniques from human economics to measure what animals value, illustrated by experimental work on the American mink, Mustela vison. In: Proceedings of the 4th International Conferences on Environmental Enrichment, eds. V. J. Hare, K. E. Worley & K. Myers, The Shape of Enrichment Inc., San Diego, pp. 111 - 117.
Hovland, A. L., Mason, G., Bøe, K. E., Bakken, M. (2002). Operant methodology as a method to measure social priorities in farmed foxes. Nordisk Jorbruksforskeres Forening, NJF-seminar no.347, 2-4 October 2002, Vuokatti, Finland
Hovland, A, L., Bøe, K. E., Mason, G., Eide, T. & Bakken, M. (2002). Measuring social motivation in farmed foxes: methodology and preliminary results. In: Internal Report no. 151, Ministeriet for Fødevarar, Lanbrug og Fiskeri, Danmarks JordbrugsForskning, eds. C. C. Krohn & J. Ladewig, p. 27 (abstract).
2001
European Commission (2001) [with 12 co-authors]. The Welfare of Animals kept for Fur Production.
G. Mason & H. Warburton (eds.) (2001). A Consumer's Guide to Consumer Demand and Preference Measurement. Workshop proceedings, ISAE meeting, 4th-9th Aug. 2001, Davies, California.
Millman, S.T. and Duncan, I.J.H., 2001. Social cognition of farm animals. In: Social Behaviour in Farm Animals (Eds L.J. Keeling and H.W. Gonyou), pp. 373-399. CABI Publishing, Wallingford, Oxon.
R. Clubb & G. Mason (2001). Does behavioural ecology influence the development of stereotypic behaviour in captivity? In: The Marwell Scientific Report 1999/2000, eds. J. Ostler & G. Worman. Pebble Graphics, Romsey, pp. 9 – 11.
2000
G. Mason (2000). Animal Welfare. In: Frontiers of Life, Vol. IV, Part One, eds. P. Bateson & E. Alleva, Academic Press, San Diego, pp. 29 - 43.
K. von Schmalz Peixoto & G. Mason (2000). Factors affecting breeding success in captive Carnivora - preliminary results. Advances in Ethology 35, Supplement to Ethology, p. 135 (abstract)
Under construction
Under construction
An Examination into the Innervation and Condition of Mature Boar Tusks at Slaughter. Bovey, K., Lawlis, P., DeLay, J., and Widowski, T.1, Campbell Centre for the Study of Animal Welfare Factsheet #1. 2009.
Technical Reports and Popular Articles
"Making moulting more humane – Innovative technique could offer more acceptable method of shedding feathers" Ontario Poultry Farmer, Summer 2008, pp17-18.