Cows can sleep standing up, but they can only dream lying down.
745
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
The two oldest cats on record lived to 38 and 34 years old, both were owned by the same owner and lived off a diet of bacon, eggs, broccoli and coffee.
12
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
A 42-foot sperm whale has about 7 tons of oil in it.
209
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
The seahorse is the only fish to have a neck.
12