The Savannah is the largest domestic cat breed. It resembles a small leopard and behaves like a dog. They can grow up to 40 lbs, have an eight foot vertical jump, and can be trained to walk on a leash and play fetch.
17
There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
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Condoms were originally made of animal intestines or linen.
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Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
The elephant brain weighs about 6,000g.
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