Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Condoms were originally made of animal intestines or linen.
347
Drivers kill more deer than hunters do.
660
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
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
Penguins have a gland above their eye that turns saltwater into freshwater.
12
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212