ANTH 1220 Chapter Notes - Chapter 3: Gallery Forest, Lorisoidea, Rhinarium
19 May 2017
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Grasping/prehensile hands/feet (nails, no claws, can close fingers, pentadactyl) Vision is dominant sense (larger brain centres for vision, emphasis on colour) Hands are used for exploration (instead of nose) Long time is spent learning about environment, young are dependent for longer period of time. Long gestation period, efficient fetal nourishment & more care. Increased brain size relative to body size (learning areas) Tendency to live in permanent groups (all ages and sexes) Learn the importance of social bonds for survival . All types: old world, new world, tropical, subtropical, temperate . Forested is preferred rainforest, swamp-forest, woodland, gallery forest, dry. Smaller primates live in higher up forest layers, larger live lower down . Primate ancestors were arboreal (clavicle allows for swinging shoulders) grassland, desert . Tree shrew = example of primitive (primate-like) placental mammal : arboreal, claws, small olfactory area, greater visual area, placenta.
