2007f-122 adaptation alouatta animal atelinae bb3683 behavior biological cebidae cercopithecusaethiops chacmababoon cottontoptamarin effectofpredationon erythrocebuspatas escapereaction feedingbehavior food leontopithecus mammals mantledhowlermonkey papioursinus patasmonkey predation(biology) predatorybehavior primates prosimians socialbehaviorinanimals strepsirhini woollymonkeys