A domestic cat can sprint at about 31 miles per hour.
274
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
A cat can jump FIVE TIMES as high as it is tall!
371
Denmark has twice as many pigs as there are people.
66