Den Collapse Kills Female Polar Bear and Two Newborn Cubs

A female polar bear (Ursus maritimus) and two newborn cubs were found dead at their den site on the Yukon coast. The site investigation and necropsy indicated that den collapse was the cause of death.Key words: polar bear, Ursus maritimus, den collapse, mortality, Yukon coast Mots clés: ours polaire...

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Bibliographic Details
Published in:ARCTIC
Main Authors: Clarkson, Peter L., Irish, Doug
Format: Article in Journal/Newspaper
Language:English
Published: The Arctic Institute of North America 1991
Subjects:
Animal mortality
Avalanches
Denning
Meteorology
Necropsy
Polar bears
Snow
Yukon North Slope
Yukon
Arctic
ours polaire
polar bear
Ursus maritimus
Online Access:https://journalhosting.ucalgary.ca/index.php/arctic/article/view/64576
Description
Summary:A female polar bear (Ursus maritimus) and two newborn cubs were found dead at their den site on the Yukon coast. The site investigation and necropsy indicated that den collapse was the cause of death.Key words: polar bear, Ursus maritimus, den collapse, mortality, Yukon coast Mots clés: ours polaire, Ursus maritimus, effondrement de la tanikre, mortalité, côte du Yukon

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