A cow produces around 200,000 glasses of milk in her lifetime.
373
On some poorly researched trivia lists it is stated as a fact that a pregnant goldfish is called a twit. This is not true as goldfish lay eggs.
71
Sloths take two weeks to digest their food.
243
Penguins have a gland above their eye that turns saltwater into freshwater.
12
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
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12