Attraction of polar bears Ursus maritimus
to offshore drilling sites in the eastern Beaufort Sea.
, the "bear of the sea," is well-adapted to life in this icy environment.
Key words: bile duct proliferation, chlordanes, dichlorodiphenyltrichloroethane, dieldrin, East Greenland, HCB, hexacydohexanes, Ito cells, lipid granulomas, liver, mononuclear cell infiltrations, polar bear, polybrominated diphenyl ethers, polychlorinated biphenyls, portal fibrosis, [SIGMA]DDT, [SIGMA]HCH, [SIGMA]PBD, [SIGMA]PCB, Ursus maritimus
The wildlife scene in this central Canadian province--especially in the town of Churchill--is unmatched: Frolicking polar bears are the main attraction, along with the rare Ursus maritimus
and the 20,000 snow-white Beluga whales that flood the western Hudson Bay and Churchill River each summer.
The polar bear's scientific name is Ursus maritimus
Key words: Arctic; cycles; habitat selection; polar bears; sea ice; Ursus maritimus
Previous studies suggested that the species, Ursus maritimus
, emerged about 150,000 years ago.
4) The Ursus Maritimus
is better known by what name?
Key words: BMD, bone mineral density, chlordane, DDT, dieldrin, endocrine disruption, osteoporosis, PCBs, polar bear, polychlorinated biphenyls, Ursus maritimus
The evolution of the polar bear Ursus maritimus
Polar bears, known scientifically as Ursus maritimus
, or sea bear, evolved some 200,000 years ago from brown bear ancestors, and adapted for survival in the far north.
Department of Interior Secretary Dirk Kempthorne relied on that report when putting the bear, Ursus maritimus
, on the government's list of threatened species.
Key words: Arctic, endocrine disruption, hypothyroid, pollution, Svalbard, Ursus maritimus
Key words: polar bears, Ursus maritimus
, Alaska, sea ice, ice habitat, predation, traditional knowledge, Alaska Natives, Arctic warming, climate change, subsistence hunting
Key words: Alaska, behavior, den emergence, human disturbance, maternity den, North Slope, polar bear, post-denning, southern Beaufort Sea, Ursus maritimus