When the "Elephant Whisperer" Lawrence Anthony died, a whole herd of elephants arrived at his house to mourn him.
25
Dogs have been man's pet for over 14,000 years.
224
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
Penguins have a gland above their eye that turns saltwater into freshwater.
12
The reindeer is the only mammal that can see UV light.
17