Squirrels forget where they hide about half of their nuts.
698
The reindeer is the only mammal that can see UV light.
17
Gorillas can catch human colds and other illnesses.
205
Bats sleep 18-20 hours per day.
5
Domestic pigs average a top speed of about 11 miles per hour.
182
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
A 42-foot sperm whale has about 7 tons of oil in it.
209