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Ideas tagged with handicap principle
Are male killer whale (Orcinus orca) dorsal fins indicators of fitness?
The females of many animals may assess the fitness and health of males via displays or physical features, such as the tail of a peacock [http://en.wikipedia.org/wiki/Signalling_theory]. Physical features may be a “handicap” that fit males can overcome. Male killer whales have large (2m), straigh...
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