Sheep, goats, octopuses, and toads have rectangular pupils.
7
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
The largest earthworm on record was found in South Africa and measured 22 feet.
151
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