Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8
Sharks have been on the planet longer than trees.
14
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
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
The octopus does not have a blind spot.
273
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
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11