The head of a jellyfish is called the "Bell."
6
Bats sleep 18-20 hours per day.
5
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
Moths are unable to fly during an earthquake.
328
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
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