The Basenji dog is the only dog that is not able to bark.
4
Female kangaroos have three vaginas.
2
The oldest recorded elephant lived for 82 years.
213
Early American humans hunted car-size armadillos and used their shells for houses.
12
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
Squirrels forget where they hide about half of their nuts.
698