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13 Cards in this Set
- Front
- Back
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frugivory
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large incisors, molars with low cusps, long small intestine
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folivory
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small incisors, shearing crests on teeth, big stomach/large intestine
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insect-eating
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sharp,pointy cusps on teeth, simple gut
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morphology
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form and structure of an organism or any of its parts
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birds
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90% monogamous
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mammals
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90% uneven investment
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reduced risk of predation
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dilution, detection, defense
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enhanced foraging efficiency
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more eyes to spot food, more individuals to defend resources
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sexual selection
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a special category of natural selection favoring traits that increase success in competition for mates
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intersexual selection
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a male's attractiveness to females
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intrasexual selection
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a male's competitive ability
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kin selection
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altruistic behavior is directed at relatives
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reciprocal altruism
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beneficial acts balanced between unrelated partners over time
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