ANTH 1200 Lecture Notes - Lecture 15: Prognathism, Rhinarium, Color Vision
Document Summary
Hanging on the underside of branches in trees: enhanced sense of touch. Change from nocturnal lifestyle or young leaves lifestyle to a dineral. Post orbital closure (the presence of a complete bony septum separating the orbit. Increased visual processing ability in brain: reduced reliance on smell. The naked surface around the nostrils typically wet. I stepsirhines still have it in mammals smaller offactory bulbs in brain. >4 feet/ limbs (walks on all us in trees) to do. Adaptations for arboreal life: reduced reliance on smell and teeth. Sexual dimorphism distinct difference in size or appearance between the sexes of an animal in addition to the sexual organs themselves. Time to teach basic survival and social skills. Gradistic male/female living as pairs or pairs we their offspring over some extended period time of. Platyorihines a old world monkeys - book nosed new world monkeys - broad nosed menmpiattes. Quadrumanous scrambling both hands and feet are used for arboreal locomotion.
