Only 3% of bird species have penises.
0
Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
2
The station master and operating officer at the Kishi Station, Japan, is a cat!
18
Cows can sleep standing up, but they can only dream lying down.
745
Rattlesnake mating sessions have been known to last more than 22 hours.
232
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4