Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
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
Two dogs were among the Titanic survivors.
262
Giant Anteaters' front legs look like a panda.
48
A dairy cow can produce more milk when listening to music.
446