The colossal squid has the largest eyes in the world.
4
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
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
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Sloths take two weeks to digest their food.
243
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
There's a lizard known as the 'Jesus Lizard' that can run across water.
11