Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9