Contrary to popular belief, dogs do not only sweat by salivating. They also sweat through the poors on their feet.
30
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
Honeybees never sleep.
276
A cow gives nearly 200,000 glasses of milk in her lifetime.
33
At one 'feeding', a mosquito can absorb one and a half times its own weight in blood.
-1
Chained dogs are 3 times more likely to bite than unchained dogs.
34
The starfish is one of the few animals who can turn it's stomach inside-out!
71
Cattle are the only mammals that pee backwards.
33