Chapter 2: Primatology (not on exam) Flashcards Preview

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Flashcards in Chapter 2: Primatology (not on exam) Deck (17)
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1

Primatology

The study of nonhuman primates including their behaviour and social life

2

Strepsirhini

Wet-nosed primates
Ex: Lemurs

3

Haplorhini

Dry-nosed primates
Ex: Humans & Chimpanzees

4

Homologies

Similarities due to a common ancestry
Ex: Opposable thumb

5

Analogies

Similarities due to similar selective pressures
Ex: Wings on bats, birds, bugs

6

Post-orbital closure

No space in the bone of the eye socket

7

Stereoscopic vision

2 eyes creating 1 image

8

Old world monkeys (Catarrhini)

Sharp-nosed monkeys
Ex: Baboons & Humans

9

New world monkeys (Plathyrrhini)

Flat-nosed monkeys
Ex: Tamarins

10

Old World dentition

2-1-2-3

11

New World dentition

2-1-3-3

12

Hominin

Bipedal hominoid (humans)
Most advanced grade of primate evolution

13

Sexual dimorphism

Observable phenotypic differences between males and females of the same species

14

Lesser apes

Ex: Gibbons
*They brachiate

15

Great apes

Ex: Gorillas, Orangutans

16

Chimps

Omnivorous, Violent, Use tools

17

Bonobos

Peaceful, Omnivorous, Sexual