Exam 3 Part 3 Flashcards Preview

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Flashcards in Exam 3 Part 3 Deck (32)
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1
Q

Regularly split into small groups within a big group

A

Fission fusion social group

2
Q

Why do howler monkeys howl?

A

Avoid fighting with other groups of howler monkeys

3
Q

Involves breaking into things to search for food

A

Extractive foragers

4
Q

Tree sap eaters

A

Exudates

5
Q

1 female mates with multiple males; always has twins or triplets and multiple litters per year

A

Polyandrous

6
Q

What is the origin of new world monkeys in South America?

A

Appear to have arrived to South America 30-35 million years ago, primates rafted from Africa to South America

7
Q

What is some evidence for the rafting theory?

A

Similarities between African oligocene primates and basal platyrrhines, sea levels were lower and continents were closer

8
Q

Narrow nose, presence of tail, ischial callosities, lately facing scapula, narrow chest

A

Cercopithecoidea (old world monkey)

9
Q

Broad nose, no tail, larger brain, dorsally located scapula, broad chest

A

Hominoidea (apes)

10
Q

Callused butt pad

A

Ischial callosities

11
Q

Old world monkeys that are omnivorous, eats fruit, low cusped teeth

A

Cercopithecinae

12
Q

Old world monkeys that have sharp teeth, eats leaves

A

Calobinae

13
Q

Includes Sakis, bearded sakis, uakaris

A

Pitheciidae

14
Q

What is the dental formula for pitheciidae?

A

2: 1 : 3 : 3 and specialized teeth for seeds

15
Q

What is the diet for pitheciidae?

A

Seeds

16
Q

Social group for pitheciidae?

A

Varies

17
Q

Includes marmosets and tamarins

A

Callitrichidae

18
Q

Where are New world monkeys located?

A

South America

19
Q

Dental formula for callitrichidae?

A

2: 1 : 3 :2

20
Q

What is the diet for callitrichidae?

A

Mainly sap and insects

21
Q

What is the social group like for callitrichidae?

A

Polyandrous; paternal care within group

22
Q

Includes capuchins

A

Cebidae

23
Q

Dental formula for capuchins?

A

2 : 1 : 3 : 3

24
Q

Diet for capuchins?

A

Fruit

25
Q

Social group for capuchins?

A

fission-fusion

26
Q

What makes capuchins special?

A

Tool use, prehensile tail

27
Q

Includes spider and howler monkeys

A

Atelidae

28
Q

Dental formula for spider and howler monkeys?

A

2: 1 : 3 : 3

29
Q

Diet for howler monkeys?

A

Leaves

30
Q

Diet for spider and howler monkeys?

A

Leaves and fruit

31
Q

Social group for spider and howler monkeys?

A

Fission-fusion

32
Q

What makes spider monkeys and howler monkeys special?

A

Prehensile tail