The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
Tigers can see 6 times better at night than humans.
305
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
The station master and operating officer at the Kishi Station, Japan, is a cat!
18
Bats sleep 18-20 hours per day.
5