Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Dolphins have names for one another.
18
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
Penguins have a gland above their eye that turns saltwater into freshwater.
12
The largest breed of rabbit is the Flemish Giant.
65
Bats sleep 18-20 hours per day.
5
Cows can sleep standing up, but they can only dream lying down.
745