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
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
A giraffe's kick is so powerful that it can decapitate a lion.
216
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20