Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
-12
A scorpion can hold its breath for up to 6 days.
19
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
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