Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
The head of a jellyfish is called the "Bell."
6
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
156
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
A puppy is born blind, deaf, and toothless.
16