Tigers can see 6 times better at night than humans.
305
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
Only 3% of bird species have penises.
0
Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
271
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9