The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
12
Sharks, like other fish, have their reproductive organs in their chests.
248
The Basenji dog is the only dog that is not able to bark.
4
An average cat has 1-8 kittens per litter and can have 2-3 litters per year. During her productive life, one female cat could have more than 100 kittens. A single pair of cats and their kittens can produce as many as 420,000 kittens in just 7 years.
10
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212