Newborn and 5-week-old calves vocalize in response to milk deprivation

TJ Thomas, DM Weary, MC Appleby - Applied Animal Behaviour Science, 2001 - Elsevier
Dairy calves are commonly vocal after separation from the cow and during the following
weeks while they are fed milk. This study examined the functional and motivational basis for …

Use of male blue monkey “Pyow” calls for long‐term individual identification

…, LJ Chapman, DM Weary - American Journal of …, 1992 - Wiley Online Library
This study examines whether individual adult male blue monkeys (Cercopithecus mitis
stuhlmanni) can be identified through acoustic analysis of their “pyow” calls. It is possible to …

Antibioti-Resistant Coliforms in Fresh and Salt Water

TW Weary, AB Sturtevant Jr… - Archives of Environmental …, 1972 - Taylor & Francis
As assessment of the incidence of antibiotic-resistant coliforms present at sites along a fresh-water
river system and within the salt-water bay into which it empties has been obtained, as …

[HTML][HTML] Calves are socially motivated

T Ede, DM Weary, MAG von Keyserlingk - JDS communications, 2022 - Elsevier
Most dairy calves are housed individually in the first weeks and sometimes months of their
lives. Lack of social interaction can negatively impact feed intake, social skills, coping abilities, …

[HTML][HTML] Symposium review: Scientific assessment of affective states in dairy cattle

…, B Lecorps, MAG von Keyserlingk, DM Weary - Journal of dairy science, 2019 - Elsevier
Affective states, which refer to feelings or emotions, are a key component of animal welfare,
but these are also difficult to assess. Drawing upon a body of theoretical and applied work, …

Weaning distress in dairy calves: Effects of alternative weaning procedures

M Budzynska, DM Weary - Applied Animal Behaviour Science, 2008 - Elsevier
… (2001) reported a much lower call rate (about 3 calls/h versus a high of approximately 200
calls/h in the current study), perhaps because calves in the Thomas et al. study were in visual …

The effects of early separation on the dairy cow and calf

FC Flower, DM Weary - Animal Welfare, 2003 - cambridge.org
… Flower and Weary (2001) found no effect of parity on cow behaviour after separation, but
in this study even older cows had limited maternal experience as the standard practice in the …

Neural basis of alertness and cognitive performance impairments during sleepiness II. Effects of 48 and 72 h of sleep deprivation on waking human regional brain …

ML Thomas, HC Sing, G Belenky… - Thalamus & related …, 2003 - cambridge.org
… Alertness decreased, and sleepiness, effort, and weariness increased at 24 h SD, with
continued directional changes at 48 and 72 h SD (Table 1). Again, 48 and 72 h SD were …

[HTML][HTML] Humanely ending the life of animals: Research priorities to identify alternatives to carbon dioxide

…, T Schnitzer, MJ Toscano, PV Turner, DM Weary… - Animals, 2019 - mdpi.com
Simple Summary Carbon dioxide is commonly used for stunning animals prior to killing. It
allows several animals to be killed at once, reduces the need for handling, and is a reliable …

Assessing the affective component of pain, and the efficacy of pain control, using conditioned place aversion in calves

…, MAG von Keyserlingk, DM Weary - Biology Letters, 2019 - royalsocietypublishing.org
Pain in animals is typically assessed using reflexive and physiological responses. These
measures allow inferences regarding nociception but provide little basis for conclusions about …