Jellyfish have been around for over 500 million years. But is sleep that ancient?
Why don’t pandas have more sex?
It’s true. Male pandas have very teensy winkies so minute that over the years many humans trained in the ways of sexing bears have mistaken boy pandas for girl pandas. Female pandas have a reproductive window so fleeting – just
Lonesome George has relatives

Lonesome George might be have passed away but he’s still making the news. Less than six months after his death, with his carapace still interred in a Galapagos freezer, it appears he may not have been the last of his