There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
When the "Elephant Whisperer" Lawrence Anthony died, a whole herd of elephants arrived at his house to mourn him.
25
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Squirrels forget where they hide about half of their nuts.
698
A giraffe's kick is so powerful that it can decapitate a lion.
216
Gorillas can catch human colds and other illnesses.
205