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Why study Primates?
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- Primates are our closest living relatives- People are primates- It sheds light on our evolutionary history
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What is the taxonomic order in which you will find primates?
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Kingdom: AnimaliaPhylum: ChordataClass: MammaliaOrder: Primates
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Primates are eutherian, what does this mean?
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Eutherian, or placental, mammals give birth to live young.
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What are the advantages to immature birth?
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Immature birth allows a maturation period, in which animals learn about surroundings. This means that life is not primarily about natural-born instinct.
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What are the general characteristics of primates?
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- Anatomical- Life History- Behavioral*These are trends, this does not mean that they are identical between species.
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What remains are especially important for Paleoanthropologist?
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- Skeletal- Dental
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List the anatomical traits of primates.
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- Prehensile hands featuring thumbs- Flattened nails- Stereoscopic vision- Enclosed bony eye orbits- Generalized body plan- Activity patterns
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Why would anatomical traits evolve?
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The Arboreal Hypothesis: adapted for living in trees,The Visual Predation Theory: adapted for preying upon insects.
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What are the life history traits of primates?
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- Single offspring- Large brains- Extended ontogeny/socialization
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What is the main behavioral trait of primates?
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The behavioral trait is socialization.
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What are Strepsirhines?
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The Strepsirhine family covers two families:- Lemuroidea or Lemurs- Lorisoidea or Lorises and GalagosThese species retain primitive mammalian traits, and are referred to a lower primates.
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