Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Sharks, like other fish, have their reproductive organs in their chests.
248
A scorpion can hold its breath for up to 6 days.
19
Tigers can see 6 times better at night than humans.
305
Cows can sleep standing up, but they can only dream lying down.
745
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12