Artificial colour treatment mediates aggression among unfamiliar vervet monkeys (Cercopithecus aethiops): a model for introducing primates with colourful sexual skin
Contributor(s):: Gerald, M. S., Weiss, A., Ayala, J. E.
Burdizzo castration of calves less than 1-week old with and without local anaesthesia: short-term behavioural responses and plasma cortisol levels
Contributor(s):: Boesch, D., Steiner, A., Gygax, L., Stauffacher, M.
Castration of calves over 3 weeks of age is considered a painful procedure. It is less clear whether and how much pain is caused by this procedure in very young calves. The aim of the present study was to determine the short-term pain response of 30 calves less than 1-week of age to Burdizzo...
Sexual performance of Awassi ram lambs reared in different sex composition groups
Contributor(s):: Kridli, R. T., Al-Yacoub, A. N.
The objective of this study was to evaluate the effect of sex composition of the group of lambs before puberty on later sexual performance in Awassi ram lambs. Thirteen Awassi ram lambs of the same age were raised in either all-male group (n=7) or in a group mixed with females (n=6) from weaning...