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Lesson7Reproduction3per - Reproduction in Human and...

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10/27/09 1 Reproduction in Human and Non-Human Primates Anthropomorphize : to assign human qualities to non-humans Estrus 1. Increase in attractiveness in terms of a sexual stimulant to males by females 2. Increase in prospective behaviors shown by females in the presence of males 3. Increase in receptive behaviors by female to facilitate copulation Visual Sexual Stimuli Baboon Order: Primate Family: Cercopithecidae Genus: Papio Life span: 25 to 30 years Gestation: 180 days Height: 2.5’ (M), 2’ (F) Weight: 53 lb (M), 32 lb (F)
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10/27/09 2 Chimpanzee ( Pan troglodytes ) Estrus Swelling Olfactory cues Apocrine glands (face, armpits, genitals) – different from eccrine sweat glands which regulate temperature Sex Pheromones May have been replaced by color vision Humans have created scents that communicate cultural ideas…
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10/27/09 3 http://www.humanpheromonestore.com/ Prospective Behaviors Approaching males Soliciting sexual contact Presenting hindquarters • Touching Receptive Behaviors Facilitate copulation Receiving stance Allows ejaculation
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