Condoms were originally made of animal intestines or linen.
347
A domestic cat can sprint at about 31 miles per hour.
274
Sloths take two weeks to digest their food.
243
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12