It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
A lion in the wild usually makes no more than twenty kills a year.
186
Sharks, like other fish, have their reproductive organs in their chests.
248
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
There are approximately three chickens for every human on Earth.
13