Polar bears are the largest land-dwelling predatory animals on earth. Their thick, snow-white fur and thick layer of fat protects them from the cold.

Of all animals that ever lived on earth, the Therizinosaurus probably had the longest claws.

Fun Fact: Tiger cubs are born with blue eyes.

The thirteen metre long Tyrannosaurus Rex was a two legged predatory dinosaur. With its powerful head and nearly 20 centimetre long teeth, this dinosaur was an extremely impressive contemporary.