Squirrels forget where they hide about half of their nuts.
698
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
In 2005, in Africa, it was reported that three lions rescued a 12-year-old girl from kidnappers and guarded her for half a day until help came.
46
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23