A tuna fish can swim 100 miles in a single day!
29
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
The reindeer is the only mammal that can see UV light.
17
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8
The station master and operating officer at the Kishi Station, Japan, is a cat!
18
A pig's penis is shaped like a corkscrew.
22
A blue whale's heart is the size of a Volkswagen Beetle!
37