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's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
Gorillas can catch human colds and other illnesses.
205
Cats sleep for 70% of their lives.
8
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
The elephant brain weighs about 6,000g.
274