Jumping fleas can accelerate 50 times faster than the space shuttle.
218
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
In 2011, a male tiger in India adopted a litter of orphaned cubs, taking on the role of ‘mother’. Wildlife officials say such behavior had never been observed before.
9
Denmark has twice as many pigs as there are people.
66
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11