The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Sloths take two weeks to digest their food.
243
Drivers kill more deer than hunters do.
660
A group of unicorns is called a blessing.
304
Early American humans hunted car-size armadillos and used their shells for houses.
12