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Opposites do not attract

A study conducted at the University of California, Irvine, found that a female budgerigar prefers to mate with a male that sounds like her. Biologists Marin Moravec, Professor Nancy Burley and Professor Georg Striedter conducted the study, which was published in Ethology in early November. The study also found that males that paired with more similar-sounding females gave more help to the females when they were nesting.

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Keywords: opposites, attract, opposite

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