News From the Field
Mate Selection: How Does She Know He'll Take Care of the Kids?
June 18, 2009
Throughout the animal kingdom, brilliant colors or elaborate behavioral displays serve as "advertisements" for attracting mates. But what do the ads promise, and is there truth in advertising? Researchers at Yale University theorize that when males must provide care for the survival of their offspring, the males' signals will consistently be honest--and they may devote more of their energy to caring for their offspring than to being attractive.
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