Females Aren't Always to Blame for Reproductive Failure, Squirrel Study Suggests (1 of 9) (IMAGE)

American Association for the Advancement of Science (AAAS)

Females Aren't Always to Blame for Reproductive Failure, Squirrel Study Suggests (1 of 9)

Caption

An adult male yellow ground squirrel is shown. This material relates to a paper that appeared in the Oct. 2 2015, issue of Science, published by AAAS. The paper, by N. Vasilieva at Russian Academy of Sciences in Moscow, Russia, and colleagues was titled, "A shortage of males causes female reproductive failure in yellow ground squirrels."

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[Credit: Photographer: Olga Batova]

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