Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
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
Gorillas can catch human colds and other illnesses.
205
A dork is a whale's penis.
327
Squirrels forget where they hide about half of their nuts.
698
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17