Adult male Polar Bear (Ursus maritimus) yawns while resting on drifting pack ice near mouth of Wager Bay and Ukkusiksalik National Park, Nunavut Territory, Canada

polar bear (ursus maritimus) environment natural area ice canada midnight sun rest lying in wait outdoor blue yawn arctic endangered (iucn) en hunger alarm vulnerable (iucn) vu cites appendix 2 ukkusiksalik national park cold ursus maritimus