Condoms were originally made of animal intestines or linen.
347
Dogs sometimes fake being sick to get attention.
26
Whales and dolphins can't taste anything other than salt.
11
Penguins have a gland above their eye that turns saltwater into freshwater.
12
A puppy is born blind, deaf, and toothless.
16
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492