WEEK 11: SOCIAL BEHAVIOUR

Question 1

what are the three types of social organisation?

Answer 1

stable closed social groups- memberships closed. Since stuck in groups, can lead to more competition

fission fusion groups with individual recognition. More typical of smaller groups where individuals cooperate with some and avoid others

fission fusion groups withOUT individual recognition. More typical of larger groups

Question 2

what is inclusive fitness?

Answer 2

the sum of:

direct fitness- number of offspring
indirect fitness- reproductive success of social partners/ relatives

Question 3

what is Hamilton’s rule?

Answer 3

genes should increase in frequency when:

R x B > C

R= genetic relatedness of recipient to actor (

FINISH

Question 4

what is kin fidelity and give an example

Answer 4

associations between kin based on spatial proximity

for example, caterpillars brightly coloured (to taste bad) . birds learn this and learn not to eat them. some caterpillars take one for the team.

Question 5

what is kin choice?

Answer 5

strategy that favours the reproductive success of an organism’s relatives, even at a cost to the organism’s own survival and reproduction