ANT203H5 Lecture Notes - Lecture 7: Olive Colobus, Cercopithecinae, Alloparenting
Document Summary
Africa = 12 species; asia = 43 species. Highly arboreal: long limbs, reduced thumbs. Known for being adapted to eating leaves: complex stomach to digest cellulose, sheering teeth, high cusps. Black and white colobus: known for having one male and multi-female in certain. Look quite different circumstances and the switching to one female and multi-male in other circumstances. Olive colobus: smallest of all colobus; like black and white colobus in terms of male and female groups; not as colourful as the other ones, remain hidden; carry their infants in their mouths. Infants are different colours than the adults typically seen where there is alloparenting (when other individuals care for other children) First ones to do infant infanticide killing the infants out of stress. No know all most all primates to infanticide. Have really large thick bellies to digest leaves. Have webbed feet to help swim and can walk upright in shallow water.
