An adult giraffe's tongue is 17 inches long.
28
The station master and operating officer at the Kishi Station, Japan, is a cat!
18
How does a shark find fish? It can hear their hearts beating.
31
The lungfish can live out of water for three years in a state of suspended animation.
48
A blue whale's aorta (the main blood vessel) is large enough for a human to crawl through.
52
There are over 58 million dogs in the U.S!
76
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4