Thus began de Waal's quiet revolution in how we discuss animal behavior, particularly the often aggressive encounters of primates. Writer Richard Conniff visited de Waal at his laboratory at ...

Bonobos, which are among our closest living relatives, live in rare societies where females tend to outrank males, even ...

The myth of the aggressive monkey probably is based on often not taking into account basic ethological principles when managing rhesus macaques in the research laboratory setting. Macaca mulatta is ...

The center breeds primates to use as subjects during medical ... There has long been the belief that rhesus macaques monkeys are aggressive by nature. Supposedly, they pose a threat to humans ...

There is a wide-spread belief that adult rhesus macaques are particularly aggressive animals (Vandenbergh, 1966; Southwick, 1967; Lindburg, 1971; Fairbanks et al., 1978; Teas et al., 1982; Thierry, ...

Still, primates stand out for their violence compared ... whether different types of lethal violence, like infanticide, aggression or cannibalism, may have evolved from different patterns.

Agonistic: Involving aggression, or the threat of aggression ... A large social group that is less cohesive than a typical primate social group, in which sub-units of variable composition break ...

Primates studied included the black and gold howler monkey, tufted capuchin, black-capped squirrel monkey, and Peruvian spider monkey. Monkeys, scientists found, had a secret yodelling weapon ...