ANT100Y1 Lecture Notes - Black Lemur, Carnivora, Chordate
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ANT100Y1 Full Course Notes
Verified Note
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Binocular vision (stereoscopic vision overlapping visual field) Opposable thumb imply a precision grip (dexterity) Grooming for example, babboons pick out ticks w/ their opp thumb. Divergent big toe (sticking out)(lemur foot) hold branches - arboreal assist. Clavicle (collarbone) stabilizes shoulder, arboreal mvmt assist dogs and cats don"t climb and suspend so they don"t have a clavicle, primates can dangle. Raccoon no bar (therefore not a primate) Primates (eitherprosimeon or anthropoids both are suborders) Anthropoids (large members of primate order) - monkey, ape, humans. Chemical communication via scent marking (analgenital scent wiping) Grooming claw (2nd toe) lemur foot long nail not solely for grooming. Can use to fight (2 males lemurs jump fight) Function layer behind retina to scatter light. All prosimeons - restricted to old world (africa, asia) page 44 refer to. Asia only lorises, tarsiers (lorises are not found in na test question) Centre grp(not mainland africa) only madagascar (aye ayes, lemurs etc)
