Newspaper article The Canadian Press

BC Audio 2:35 PM ET

Newspaper article The Canadian Press

BC Audio 2:35 PM ET

Article excerpt

BC Audio 2:35 PM ET

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BC03 -(Killer-Whales-Menopause)

VICTORIA. x-14s. Researches studying family interactions of West Coast killer whales say the conflicts between mother and daughter whales are answering questions about why these mammals go through menopause. British whale expert Darren Croft says the younger females out-compete their mothers for food in order to reproduce more offspring while the older whales are relegated to take on decades-long roles as grandmothers.

("... share less.") (SOURCE: The Canadian Press)

TAG: Croft says the research focused on the lives of southern and northern resident killer whales off Vancouver Island and is published today in the journal Current Biology.

BC02 -(Killer-Whale-Menopause)

VICTORIA. x-15s. …

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