Butterflies taste with their feet. See more

The Nile catfish swim upside down. See more

Pigs can't sweat because they don't have sweat glands. See more

Hyenas can comsume prey carrying anthrax without contracting the disease itself. See more

Goldfish have the memory span of about 3-5 seconds. See more

Bats always turn left when exiting a cave. See more

Some lions mate over 50 times a day. See more

It is possible to lead a cow upstairs but not downstairs. See more

Eagles mate while airborne. See more