Changes

The '''Polar Bear''' (Ursus Maritimus) is a large species of [[bear]] found in the Arctic. They are capable of surviving extreme cold, as well as sea ice, snow and frozen land.

[[Image:polarbear.jpg|thumb|right|250px|A polar bear.]]

They have thick blubber to keep warm and white fur for camouflage. Polar bears [[hibernation|hibernate]] through much of the winter, usually in an excavated snow den. Their normal diet consists mainly of [[seal]]s, though in Canada they have been observed to take prey as small as [[lemming]]s.

 

They have thick blubber to keep warm and white fur for camouflage. Polar bears [[hibernate]] through much of the winter, usually in an excavated snow den. Their normal diet consists mainly of [[seal]]s, though in Canada they have been observed to take prey as small as [[lemming]]s.

They are one of the only natural predators of humans. For this reason they are greatly feared by arctic travelers.

They are one of the only natural predators of humans. For this reason they are greatly feared by arctic travelers.

Changes in the Earth's climate {{fact}} are threatening the polar bears habitat and the survival of the species:The current world population is estimated at around 20-25,000  

Changes in the Earth's climate are threatening the polar bears habitat and the survival of the species.{{fact}} The current world population is estimated at around 20-25,000  

Polar bears also starred in a series of [[Coca-cola]] advertisements that ran during the 1990s.  These were not actual polar bears, but were computerized.

Polar bears also starred in a series of [[Coca-cola]] advertisements that ran during the 1990s.  These were not actual polar bears, but were computerized.

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[[Category:Bears]]

[[Category:Bears]]

[[Category:Dangerous animals]]

[[Category:Dangerous animals]]