Alligators can live up to 100 years.
337
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
When cats are happy, they may squeeze their eyes shut.
10
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Rattlesnake mating sessions have been known to last more than 22 hours.
232
The cat brain weighs about 30g.
167