Portal:Ecology/Selected picture/11
Appearance
![](http://upload.wikimedia.org/wikipedia/commons/thumb/f/f5/Polar_bears_near_north_pole.jpg/400px-Polar_bears_near_north_pole.jpg)
Credit: U.S. Navy
Three polar bears approach the USS Honolulu (SSN-718), 280 miles from the North Pole. Polar bears have adapted through the process of evolution to have white fur that matches the white, icy arctic tundra.