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
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
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, like other fish, have their reproductive organs in their chests.
248
Dogs sometimes fake being sick to get attention.
26