PSYC 311 Lecture Notes - Lecture 3: Bighorn Sheep, Big Five Personality Traits, Corticosterone
11 Dec 2018
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Can lead to dominance hierarchies = rank ordering of animals based on results of one-on-one aggressive interactions. Corticosterone interferes with spatial memory in a ____________ way. time-dependent. *fights begin with____________ and progress sequentially through more and more ____________________. Strong _____ effects but no _____ effects: blood levels of corticosterone compared between winners, losers, and 2 types of controls (single males, single males visual assessment dangerous behaviors with a female, losers have significantly higher stress hormone levels. Role reversal does not affect roles ______ of play outside. Slow" birds reluctant to approach novel objects, varies foraging plan, high testosterone levels non aggressive avoid novel objects slowly approach members of opposite sex. Why are amphibians (such as frogs) good models for studying the role of this resource in habitat choice: they are host to many parasitic infections, they can be choosy about oviposition (egglaying) sites. In animals, these traits may be expressed only in particular contexts or situations.
