A giraffe's kick is so powerful that it can decapitate a lion.
216
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
The largest earthworm on record was found in South Africa and measured 22 feet.
151
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
2
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
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2