ANTHROP 1AA3 Study Guide - Final Guide: Archaic Humans, Homo Erectus, Neanderthal Genome Project
9 Dec 2016
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Document Summary
There are approximately 190 species of non-human primates. When and where did the first humans appear: e. g. Primates can"t be easily defined by a few traits. Patterns that have emerged that include primates: limbs and locomotion (how they move around, dentition (patterns in teeth, senses and the brain, development, origins from arboreal life. Brachiation swinging from arms through trees. Knuckle walking example of gorilla walking on knuckles. Laetoli, tanzania, c. 3. 5 3. 8 million years ago (important site: footsteps (3 different ancestral species of humans) walking on two feet; saved in volcanic ash. Hands and feet are prehensile (able to grasp stuff) Five digits on hands and feet, but some show diminished thumb and second finger (smaller than what humans have) Partially opposable thumb and most have fully divergent, partly opposable big toe. (opposable thumb is used to pick up stuff) Nails instead of claws (except some new world monkeys)
