托福听力30天备考第4天：TPO11 Lecture 1

　　Lecture 1, biology【托福听力原文:TPO11 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.