Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
Sharks, like other fish, have their reproductive organs in their chests.
248
Only female bees work.
20
A pig's orgasm lasts for 30 minutes.
303
A domestic cat can sprint at about 31 miles per hour.
274
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
The largest earthworm on record was found in South Africa and measured 22 feet.
151
Dolphins have names for one another.
18