Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
Mosquitoes don't just bite you, they also pee on you.
11
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Gorillas can catch human colds and other illnesses.
205
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5