The reindeer is the only mammal that can see UV light.
17
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
Cats sleep for 70% of their lives.
8
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23