A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
Lobsters have blue blood.
476
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
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
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Domestic pigs average a top speed of about 11 miles per hour.
182