[Science Daily] Killer whale grandmothers boost survival of calves

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[Science Daily] Killer whale grandmothers boost survival of calves

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2019-12-31, 20:00

Killer whale grandmothers boost survival of calves

New research finds that killer whale grandmothers who were no longer able to reproduce had the biggest beneficial impact on the survival chances of their grand-offspring. This may be because grandmothers without calves of their own are free to focus time and resources on the latest generation, the researchers suggest.

https://www.sciencedaily.com/releases/20...161339.htm

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