The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
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There's a rare breed of pig that looks like a sheep.
14
Baks the blind boxer has a seeing eye goose named Buttons; a four-year-old goose who leads the pup around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
16
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
There's a lizard known as the 'Jesus Lizard' that can run across water.
11
A cow produces around 200,000 glasses of milk in her lifetime.
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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