A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
The seahorse is the only fish to have a neck.
12
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
The largest earthworm on record was found in South Africa and measured 22 feet.
151
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16