It is not unusual for laboratory monkeys to engage in abnormal repetitive behaviors (ARBs), such as pacing and hair-plucking. Conventional thinking is that these actions are linked to recent stresses ...
Monkeys live throughout Asia, Africa, Central America, and South America. They’re distinct from other types of primate, like great apes (gorillas, chimpanzees, orangutans, bonobos, gibbons) and ...