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
In just about every species of mammal, the female lives longer than the male.
43
A hedgehog's heart beats 300 times a minute on average!
14
The blesbok, a South African antelope, is almost the same color as grapejuice!
-22
A group of unicorns is called a blessing.
304
The katydid bug hears through holes in its hind legs!
110
Honeybees never sleep.
276