Animal Societies - lectures Flashcards Preview

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Flashcards in Animal Societies - lectures Deck (10):
1

2 types of Groups

1. Temporary e.g flocks and herds

2. Permanent e.g societies

2

What are 6 benefits of grouping

1. Protection from predation
2. Defence of food
3. Information sharing
4. Thermoregulation
5. Access to mates
6. Help with rearing infants

3

What is the solitary forager

No associations other than for sex and reading infant

4

What is gregariousness

Come together temporarily
Cost benefit when it comes to when it be social

5

What is a constantly social animal

Apes - associate with each other all the time

6

How do groups form

1. Retain offspring

2. Form intersexual bonds

3. Join with same sex individuals

7

What determines access to kin

1. Dispersal patterns

2. Reproductive patterns

3. Demography

8

What are the 5 times of interactions between individuals

1. Affiliative - grooming, playing
2. Parental - infant care
3. Sexual - mating
4. Aggressive - contests and avoidance
5. Reconciliation

9

What is a fission-fusion group

Individuals react, have relationships and knowledge but who associates who varies over time and due to activities

E.g elephants are fluid

10

What is outbreeding

1 or both sexes should disperse from natal breeding group

Inbreeding is better than not breeding - even though it’s high risk