Tigers can see 6 times better at night than humans.
305
The elephant brain weighs about 6,000g.
274
Early American humans hunted car-size armadillos and used their shells for houses.
12
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Sharks, like other fish, have their reproductive organs in their chests.
248
Jellyfish as a species are actually older than dinosaurs and sharks.
383