Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
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
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
Giant Anteaters' front legs look like a panda.
48
A 42-foot sperm whale has about 7 tons of oil in it.
209
Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
19
The oldest recorded elephant lived for 82 years.
213