Male killer whales protected by post-menopausal moms, examine suggests

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Male killer whales protected by post-menopausal moms, examine suggests


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ost-menopausal feminine killer whales defend their sons – however not their daughters – from fights with different whales, a brand new examine suggests.

Once they checked out tooth rake marks – the scarring left when one whale scrapes their tooth throughout the pores and skin of one other – scientists discovered males had fewer marks if their mom was round and had stopped breeding.


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