If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13
The two oldest cats on record lived to 38 and 34 years old, both were owned by the same owner and lived off a diet of bacon, eggs, broccoli and coffee.
12
A lion in the wild usually makes no more than twenty kills a year.
186
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
Gorillas can catch human colds and other illnesses.
205