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Pages 177-178

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From page 177...
... mates jintermaTe aggressionJ, by exposure of paired mates or females to unavoidable foot or tail shock tshockelicited aggressionJ, by arranging for an unfamiliar intruder to enter the nest area of a lactating female with her offspring ;maternal aggressionJ, by placing a lactating female for an animal marked with her urineJ into an established group of females or castrated mates, by giving the subject the opportunity to kill a locust or a cricket predatory aggressionJ, and by confining subjects in a narrow tube where they may bite a target suspended in front of them thus activating a telegraph key {instrumental aggressionJ. Thus even in the "simple" mouse, the tests used to generate aggression are so varied {and the responses generated so qualitatively differentJ, it is highly improbable that all measure the same motivation.
From page 178...
... has suggested that one can define a number of categories of behavior that all employ fighting anchor threat. These include the following: · Social conflict: generally intraspecific phenomena involving competition for a substrate {e.g., a mate, territory, social status, or foods, the possession of which increases the organism's relative fitness.


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