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A new long-term study led by Sahas Barve, a Peter Buck Fellow at the Smithsonian's National Museum of Natural History, finds that male acorn woodpeckers breeding polygamously in duos or trios of males ...

In the state of nature, people were generally polygamous, as are most animals. With many animals, the male leaves the female soon after copulating and long before any offspring are born. A male bear ...

A new long-term study finds that male acorn woodpeckers breeding polygamously in duos or trios of males actually fathered more offspring than males breeding alone with a single female, contrary to ...