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Author (down) Title Year Publication Serial Volume Pages
Cheney, D.L.; Seyfarth, R.M Social and non.social knowledge in vervet monkeys 1988 Machiavellian Intelligence 4787 255-270
Carroll, C.L.; Huntington, P.J. Body condition scoring and weight estimation of horses 1988 Equine veterinary journal 1808 20 41-45
Byrne, Richard; Whiten, Andrew The machiavellian intelligence hypothesis:Editorial 1988 Machiavellian Intelligence 4430 1-9
Byrne, Richard; Whiten, Andrew Machiavellian Intelligence 1988 4412
Brennan, J.; Anderson, J. Varying responses to feeding competition in a group of rhesus monkeys (Macaca mulatta) 1988 Primates 809 29 353-360
Boyd, L.E.; Carbonaro, D.A.; Houpt, K.A. The 24-hour time budget of Przewalski horses 1988 Applied Animal Behaviour Science 1805 21 5-17
Boyd, L.E. Ontogeny of behavior in Przewalski horses 1988 Applied Animal Behaviour Science 2018 21 41-69
Boyd, L, The behavior of Przewalski's horses 1988 970
Boyd L. The behaviour of Przewalski’s horses. 1988 5432
Black, J.M. Preflight Signalling in Swans: A Mechanism for Group Cohesion and Flock Formation 1988 Ethology 5315 79 143-157