Washington (AFP) July 20, 2023

A male orca’s best friend is his old mother.

That’s according to a new scientific paper published Thursday in Current Biology, which found female killer whales that have undergone menopause prevent their sons – though not their daughters – from getting injured in fights.

Lead author Charli Grimes told AFP what drew her to the subject was just how rare menopause is in the natural world.
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