Rattlesnake mating sessions have been known to last more than 22 hours.
232
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
Sheep, goats, octopuses, and toads have rectangular pupils.
7
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45