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
A giraffe's kick is so powerful that it can decapitate a lion.
216
When cats are happy, they may squeeze their eyes shut.
10
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6