Early American humans hunted car-size armadillos and used their shells for houses.
12
The elephant brain weighs about 6,000g.
274
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
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
Condoms were originally made of animal intestines or linen.
347
If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13