Domestic pigs average a top speed of about 11 miles per hour.
182
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Cows can sleep standing up, but they can only dream lying down.
745
Alligators can live up to 100 years.
337
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16