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
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Cows can sleep standing up, but they can only dream lying down.
745
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
A dork is a whale's penis.
327
Dogs have been man's pet for over 14,000 years.
224
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6