At one 'feeding', a mosquito can absorb one and a half times its own weight in blood.
-1
A giraffe can clean its ears with its 21-inch tongue!
31
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
Rats can't vomit, that's why rat poison works.
68
The penguin is the only bird that can swim, but cannot fly.
1
When it comes time to give birth, the female shark loses her appetite so she won't be tempted to eat her own pups.
280
Cat urine glows under a black-light!
43
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