Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5
Squirrels forget where they hide about half of their nuts.
698
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
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
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
59
Only 3% of bird species have penises.
0