The cat brain weighs about 30g.
167
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
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
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
Gorillas can catch human colds and other illnesses.
205
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4