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
Condoms were originally made of animal intestines or linen.
347
An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
59
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
A dairy cow can produce more milk when listening to music.
446