Use of fecal glucocorticoid and salivary cortisol concentrations as a measure of well-being of New York City carriage horses

Authors: S. Mercer-Bowyer, D. C. Kersey, J. J. Bertone

Publication/Journal: Javma-Journal of the American Veterinary Medical Association

Keywords: animal welfare, feces, indicators, metabolites, plasma-cortisol, stress, tool, veterinary sciences

2017

An initial investigation into the effects of isolation and enrichment on the welfare of laboratory pigs housed in the PigTurn^® system, assessed using tear staining, behaviour, physiology and haematology

Authors: S. P. DeBoer, J. P. Garner, R. R. McCain, D. C. Lay Jr, S. D. Eicher, J. N. Marchant-Forde

Publication/Journal: Animal Welfare

Keywords: animal welfare, cortisol, enrichment, isolation, pigs, tear staining

2015

Nitrous oxide as a humane method for piglet euthanasia: Behavior and electroencephalography (EEG)

Authors: Jean-Loup Rault, Nikki Kells, Craig Johnson, Rachel Dennis, Mhairi Sutherland, Donald C. Lay Jr

Publication/Journal: Physiology & Behavior

Keywords: aversive, carbon dioxide, death, gas, swine, welfare

2015

Does the presence of a human affect the preference of enrichment items in young, isolated pigs?

Authors: Shelly P. DeBoer, Joseph P. Garner, Donald C. Lay Jr, Susan D. Eicher, Jeffrey R. Lucas, Jeremy N. Marchant-Forde

Publication/Journal: Applied Animal Behaviour Science

Keywords: housing, isolation, mat, mirror, preference, swine

2013

Anuran gender identification by fecal steroid analysis

Authors: D. C. Szymanski, D. H. Gist, T. L. Roth

Publication/Journal: Zoo Biology

Keywords: amphibians, estrogen, gender determination, hormone, progesterone, testosterone, toads

2006

Simultaneous visual discrimination in Asian elephants

Authors: Moti Nissani, Donna Hoefler-Nissani, U Tin Lay, U Wan Htun

Publication/Journal: Journal of the Experimental Analysis of Behavior

Keywords: age effect, asian elephants, box removal, cognition, lid removal, simultaneous visual discrimination, visual acuity

2005

Farm animal well-being: stress physiology, animal behavior, and environmental design

Authors: Solon A. Ewing, Donald C. Lay, Eberhard Von Borell

Publication/Journal:

Keywords: animal welfare, livestock behavior, livestock effect of stress on, livestock housing, veterinary physiology

1999

Analysis of urinary immunoreactive steroid metabolites and gonadotropins for characterization of the estrous cycle, breeding period, and seasonal estrous activity of captive killer whales (Orcinus orca)

Authors: T. R. Robeck, A. L. Schneyer, J. F. McBain, L. M. Dalton, M. T. Walsh, N. M. Czekala, D. C. Kraemer

Publication/Journal: Zoo Biology

Keywords: delphinidae, follicle-stimulating hormone, luteinizing-hormone, reproductive endocrinology

1993

Serum and urinary levels of reproductive hormones associated with the estrous cycle in white-tailed deer (Odocoileus virginianus)

Authors: W. M. Knox, K. V. Miller, D. C. Collins, P. B. Bush, T. E. Kiser, R. L. Marchinton

Publication/Journal: Zoo Biology

Keywords: estradiol, lh, progesterone, urine

1992