Take Our A-Z-Animals Mammals Quiz These massive creatures ... They are equipped with everything they need to take down large prey. While a polar bear is no slouch when it comes to fighting ...

Some were the size of a dog. Others were as large as polar bears. A newly-discovered fossil of the ferocious hyaenodont is ...

“Unwashed, greasy hair made it much harder for ice to stick. In contrast, when the polar bear hair was washed and the grease largely removed it performed similarly to human hair, to which ice sticks ...

She also knew that polar bears jump into frigid water when they hunt, coming back onto land to eat their prey. Most mammalian hair can freeze when it gets wet in cold temperatures — think human ...

The World Wildlife Fund (WWF) charity has been working to support the trade in polar bear fur at the same time as using the animal image to raise funds.

He added: "Animals living in polar habitats have emerged ... an 'aquatic stalk' with the polar bear using its hind paws to slide into the water to pursue its prey, and the lower the ice adhesion ...