Polar bears aren't actually white.Turns out, they can come in all sorts of colors: yellow, gray, orange, and even green. That's because polar bear fur is transparent and hollow.When light strikes ...

LONDON, England (CNN)-- A fluffy white polar bear cub that has captured German hearts is making her first public appearance Tuesday at the Nuremberg City Zoo. Flocke, whose name means "snowflake ...

Polar bears are well known for their snowy white coats, while Kodiak bears have shaggy brown fur. The Kodiak bear appears to ...

The great white polar bear is the youngest and largest of the world's bear species — a mighty hunter and fierce defender of its young that's among the world's most vulnerable animals. Two-thirds of ...