Drehereien

Eintrag vom: 21.06.2013.

They leave their mother and strike off into territory of their own. They hunt and live alone. But they play with other bears they meet. Polar bears are ready to mate when they are five or six years old. They are adults by this time and weigh 330 to 660 pounds (150 to 300 kilograms).

 

Polar bears are one of the largest land carnivores on Earth and a top predator of the Arctic ecosystem. They are built for extreme cold evolving from a range of adaptations that allow them to thrive where few can survive.

 

Learn how polar bears have adapted to life on top of the world. Polar bears roam the Arctic ice sheets and swim in that region's coastal waters. They are very strong swimmers and their...

 

Learn more about how WWF works on polar bear conservation. The largest bear in the world and the Arctic's top predator polar bears are a powerful symbol of the strength and endurance of the Arctic. The polar bear's Latin name Ursus maritimus means "sea bear."

 

Polar bears live along shores and on sea ice in the icy cold Arctic. When sea ice forms over the ocean in cold weather many polar bears except pregnant females head out onto the ice to...

 

Polar bear great white northern bear found throughout the Arctic region. The polar bear is the largest and most powerful carnivore on land a title it shares with a subspecies of brown bear called the Kodiak bear.

 

It is closely related to the brown bear and the two species can interbreed. The polar bear is the largest extant species of bear and land carnivore by body mass with adult males weighing 300?800 kg (660?1 760 lb). The species is sexually dimorphic as adult females are much smaller.