Tag Archives: cheat

Why do People Cheat? UMD Research Identifies 8 Motivating Factors

COLLEGE PARK, Md. — Infidelity in a relationship can be costly—personally, financially and socially—yet it remains an exceedingly common occurrence. New research led by the University of Maryland Department of Psychology provides a comprehensive list of the main reasons people cheat, and questions traditional wisdom about what infidelity means in a relationship.  (more…)

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Birdsong Bluster may Dupe Strange Females, But It Won’t Fool Partners

Male birds use their song to dupe females they have just met by pretending they are in excellent physical condition.

Just as some men try to cast themselves in a better light when they approach would-be dates, so male birds in poor condition seek to portray that they are fitter than they really are. But males do not even try to deceive their long-term partners, who are able to establish the true condition of the male by their song.

Researchers at the University of Exeter’s Cornwall Campus studied zebra finches to establish how trustworthy birdsong was in providing honest signals about the male’s value as a mate. Singing is a test of the condition of birds because it uses a lot of energy. Fit and healthy birds are thought to be able to sustain a high song rate for longer, making them more attractive to females. (more…)

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