Gorillas can catch human colds and other illnesses.
205
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
Whales and dolphins can't taste anything other than salt.
11
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
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
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5