Early American humans hunted car-size armadillos and used their shells for houses.
12
Sloths take two weeks to digest their food.
243
In 1918, a homing pigeon saved over 190 American soldiers by delivering a message to nearby support despite having been shot through the breast, blinded in one eye, covered in blood, and with a leg hanging on by just a tendon.
22
Cats recognise the voice of their owner, but never evolved to care.
22
A dork is a whale's penis.
327
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