primates2

primates2 - Tamarin: claws Douroucouli: nocturnal Old World...

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The Life of Mammals (Video) Objectives: Use this power point as an outline to take notes from the videos. Look for examples of Diversity/variation Food source/competition Adaptations/sexual selection Explain how the agents of evolution could be responsible for this order of animals.
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Figure 34.25 A Current Phylogeny of the Primates The Primate Order Table is loaded on Blackboard.
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Evolution of Primates Mesozoic (200mya): therapsids Eocene (55-60 mya): First primates 5 grasping digits nails fleshy pads hips and shoulders freely rotate steroescopic eyes larger brains relative to body size Link to therapsid
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Adaptive radiation (60 genera) Extinction of many prosomians
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New World Monkeys Capuchin New world: 11 genera/58 species Nostrils separate and sideways Semi-opposable thumbs Curved nails Prehensile tails no sitting pads
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New World (short tails) Uakaris: Bright faces Color vision Sakis: Unusual teeth Great jumpers
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New World Spider Monkey: strong grip No thumb
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Pygmy Marmosets Claws
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New World
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Unformatted text preview: Tamarin: claws Douroucouli: nocturnal Old World Monkeys Nostrils close and down and out Opposable thumbs No prehensile tails Sitting pads present Guenons Colorful; danger sounds Macaques Geographic spread 2nd to humans. Asia, far east, North Africa and Gilbralter Baboons Grazing in Ethiopia Hominoidea (Apes) shorter wide trunks, long free swinging arms, no tails 5 Main Living Groups Lesser apes 1. Gibbons and siamangs Greater Apes 2. Pongo (Orangutans) 3. Gorilla (gorillas) 4. Pan (chimpanzees) 5. Homo ( humans) During the Oligocene (25-30 mya) The Old World Monkeys begin to split. Around 6 mya the linage that led to humans separated from other African Ape linages. Natural Ranges Orangutans Great Apes Tools Imitate Chimpanzee Laetoli Footprints http://www.pbs .org/wgbh/evolution/library/07/1/l_071_ PBS Video Clip Evolving Ideas: Did Humans Evolve? http://www.pbs.org/wgbh/evolution/library/11/2/e_s_5.html...
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primates2 - Tamarin: claws Douroucouli: nocturnal Old World...

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