Anthropology 1026F/G Lecture Notes - Lecture 8: Ape, Homininae, Hominidae
21 Apr 2016
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Document Summary
Certain specialized ear structures and enhanced blood flow to brain but stress other things. All animals mixture of older retained characteristics and more newly developed ones. Ancestral retained from non-primate ancestors; not lost as in other species. Derived new characteristics developed in species or groups of species. Ancestral characteristics: pendactyly: five digits on hands and feet, generalized/unspecialized dentition (set of teeth) suitable for wide range of foods, retention of clavicle (collar bone) Ensure most survive (k-selected vs r-selected like insects) October 3, 2014: increased brain size relative to body size learning and memory, relatively long life span of individuals, tendency to live in permanent groups with individuals of all ages and sexes = society/social animals. All more or less shared because common ancestor but continue to evolve new derived characteristics. Humans not descended form living apes just share a common ancestor. Brachiators = long arms = swing through trees b. -d. all remaining primates = family hominidae.
