Ch 6

Question 1

behavioural ecology

Answer 1

study of how primates adapt their behaviours to their environments

behaviour, environment, anatomy

Question 2

dominance heirarchies

Answer 2

social structures where a member holds a position of rank they get via either dominance or inheritance

Question 3

altruism

Answer 3

behaviour that benefits other members of a group

Question 4

kin selection

Answer 4

the tendency to direct beneficial behaviour towards close relatives

Question 5

sexual selection

Answer 5

male’s investment in producing low-cost sperm pales in comparison to a female’s burden as entailed in egg production, gestation, birth, and lactation. According to Trivers, this imbalance leads to fundamentally different strategies employed by each sex to attain reproductive success, often dichotomized as quantity of females (male) versus quality of offspring (female).

Question 6

reproductive strategy

Answer 6

wooing techniques

Question 7

infanticide

Answer 7

baby murder; usually done by males to get rid of babies sired by another male

Question 8

polyandry

Answer 8

woman w more than 1 partner

Question 9

fission-fusion

Answer 9

a type of social group where membership changes frequently as sub-units split apart (fission) and later rejoin (fusion)

Question 10

Old world vs New world monkeys