PSYC 2230 Lecture 6: Lecture 6

• School: York University
• Department: Psychology
• Course: PSYC 2230
• Professor: Pauline Charlton

Document Summary

Happiness and surprise are the easiest to recognize. Genetically determined predispositions to behave require an appropriate e(cid:374)(cid:448)i(cid:396)o(cid:374)(cid:373)e(cid:374)t to fu(cid:396)the(cid:396) thei(cid:396) e(cid:454)p(cid:396)essio(cid:374) (cid:894)p(cid:396)edispositio(cid:374) is(cid:374)"t all o(cid:396) (cid:374)othi(cid:374)g: mild. Lots of environmental prompting, high lots of environmental prompting) Also adult faces that retain childlike appearance elicit more helping behaviours. Further, ritualized feeding is part of sexual courtship suggesting that such behaviours are derived from the parental care instinct: aggression has (according to lorenz) been adaptive. Interspecific aggression shows the following: predatory attack is essentially food-getting behaviour and shows lack of emotionality. Mobbing behaviour occurs when prey in a group attack the predator. Critical reaction involves aggressive behaviour motivated by fear and is instigated by inability to escape (p. 54) Social releasers prevent excess aggression which may lead to injury or death: differing sex ratios in regards to births of males and females in rhesus monkey colonies.