Lecture 1, biology
理解下列学科词汇：
1) a matingritual
2) preen
3)straightenfeathers
4)conflicting drives
5) mate
6) groom
7) displacement
8) irrelevantbehavior
9) conflictingdrives
10) competing urge
11) inhabit
复述下列句子：
1) I think I read inanother class about an experiment where an object that the animal was afraid ofwas put next to its food – next to the animal’s food. And the animal, it wasconflicted between confronting the object and eating the food, so instead, itjust fell asleep.
2) when the ‘wood thrush’ is in an attack-escape conflict, that is, it’scaught between the two urges to escape from or to attack an enemy, if it’ssitting on a horizontal branch, it’ll wipe its beak on its perch. If it’s sittingon a vertical branch, it’ll groom its breast feathers.
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