10-9 - Anthropology 1001 October 9 2009 Apes All apes are...

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Anthropology 1001 October 9, 2009 Apes All apes are Old World Apes will generally be the largest (13lbs – 400 lbs) 2.1.2.3. 2.1.2.3. Nasal Region: Slitted more oval shape nostrils that are oriented downward with a narrow septum Apes don’t have tails Broad chests relative to body size Apes have smaller snouts Mostly terrestrial Fruits, nuts, insects, (Chimps and Benobos: meat) Longer gestation and matration periods Long period between births Only 6 types of Apes “Lesser Apes” Gibbon Siamang Small-bodied apes Mostly arboreal Extremely efficient at brachiation Skeletal modifications in hands and shoulders They are monogamous in their social structure They have very distinct patterns of vocalizations Specific to a pair or “family unit” They do it at a specific time of day Function of Vocalization: Mark Territory They are used in attraction of a mate Maintain bonds between mated pair and offspring “Great Apes” (Taxonomy is in transition) Orangutan Large bodied Highly sexually dimorphic
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10-9 - Anthropology 1001 October 9 2009 Apes All apes are...

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