Sharks have been on the planet longer than trees.
14
In 1918, a homing pigeon saved over 190 American soldiers by delivering a message to nearby support despite having been shot through the breast, blinded in one eye, covered in blood, and with a leg hanging on by just a tendon.
22
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
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
The Basenji dog is the only dog that is not able to bark.
4
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Squirrels forget where they hide about half of their nuts.
698