ANTHRO- class 5 Primatology

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Meaghan Marian

The study of non-human primate biology and behavior homologies: what we share with primates; something that is very similar in different organisms that share a common ancestor...but the function is very different (bat wings and human hands) Analogies: 2 structures that may have similar function but differs from common ancestors (squid eyes vs. human eyes) not relevant to ancestors relations all primates - kingdom : animalia - phylum: chordata - subphylum veterbrata - class: mammalia - Order: Primate - arboreal (lived in trees and generalized limbs) - stereoscopic vision - depth of perception (stereoscopic vision: 3D vision) - also known as binocular vision (comes from forward facing eyes) - color vision: better version of depth of perception - fovea centralis (good peripheral vision) - high sense of touch - enlarged, complex brain - retention of less specialized dentition - - GOOD/LARGE VISUAL CORTEX - diverse diet - reduction in nose....and rounder bigger fore head - upright body (s-shaped spine)-c shaped spines in apes - post orbital bar (enclosed eye socket-because eyes are important for life in trees) - retention of clavicle (collar bone) - important because shoulder is supported (swinging in trees...rotation) - pentadctyly (possessing 5 digits) - being able to grasp with thumb (opposable thumbs and sometimes toes) - Reproduction and care of young - breeding through out the year - small litter (1 offspring sometimes 2-3) - longer depend
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