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
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
Domestic pigs average a top speed of about 11 miles per hour.
182
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
In Australia, there are spiders big enough to eat snakes.
20
When you shave a guinea pig it looks like a little hippo.
19