ehtological explanations of agression

Question 1

what is it

Answer 1

study of animals behaviour in natural settings

Question 2

two key elements

Answer 2

agression is an instinct-occurs in all species without learning. innate and genetically detmerined

ethnologists study non-human animals-they then extrapolate findings to humans as same forces of natural selection

Question 3

ritualistic agression

Answer 3

ritual-behaviour in set order
lorenz observed that most fights between same species are very physical. they include ritualistic signalling e.g teeth claws and ritualistic appeasement-display acceptance of defeat

Question 4

innate releasing mechanisms

Answer 4

built in biological process
triggered by environmental stimuli

Question 5

fixed action pattern

Answer 5

sequence of stereotypes pre-programmed behaviours triggered by IRM

Question 6

hydraulic model

Answer 6

all creates build up reservoir of action specific energy
when IRM triggers FAP aggression is fired off
once out of system, animal less aggressive until level of action specific energy builds up again