Denmark has twice as many pigs as there are people.
66
Only 3% of bird species have penises.
0
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
Bats sleep 18-20 hours per day.
5
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492