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.
CITATION STYLE
Clarkson, P. L., & Irish, D. (1991). Den Collapse Kills Female Polar Bear and Two Newborn Cubs. ARCTIC, 44(1). https://doi.org/10.14430/arctic1522
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