Jellyfish as a species are actually older than dinosaurs and sharks.
383
The Basenji dog is the only dog that is not able to bark.
4
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
Penguins have a gland above their eye that turns saltwater into freshwater.
12
In 2005, in Africa, it was reported that three lions rescued a 12-year-old girl from kidnappers and guarded her for half a day until help came.
46