Behavior of polar bear (Ursus maritimus) cubs post-den emergence at the Detroit Zoo
In the wild, female polar bears (Ursus maritimus) with cubs may spend extended periods of time within the den following initial emergence. As a result, studying behavioral development of cubs at the denning site has been difficult and unreliable. Although care staff at zoological institutions have easier access to animals, every effort is made to […]
Denning ecology of grizzly bears in northeastern Alaska
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