Changes

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.

The current world population is estimated at around 20-25,000 {{fact}}

The current world population is estimated at around 22-27,000.<ref>http://www.naturecanada.ca/climate_change_polar.asp</ref>

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.