Early American humans hunted car-size armadillos and used their shells for houses.
12
A lion in the wild usually makes no more than twenty kills a year.
186
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
Sharks have been on the planet longer than trees.
14
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5