The Polar Bear Passage exhibit, for example, is home to Nikita the polar bear and is a 10,000 square foot custom Arctic territory that includes a 140,000 gallon frigid pool.
The black bear is also common to most other parts of Canada; the polar bear everywhere along the Arctic littoral.
Valuable fur is obtained from the white and blue fox, the skin of the eider-duck and the polar bear.
The grizzly bear, however, is chiefly carnivorous; while the polar bear is almost wholly so.
Those of the great cave bear (Ursus spelaeus), found abundantly in certain caverns of central Europe and Asia, show that it must have exceeded in size the polar bear of the present day.