A mysterious cave in Kentucky has become the focus of intense scientific interest after discoveries hint at life forms and conditions never seen before. #kentuckycave #cavediscovery #undergroundmyster ...

The drawing of the ancient animal was found on a rock wall at the La Belle France site and represented an animal that was not ...

One of the most prolific, the cave lion, roamed from Spain all the ... mate when given the chance—even very different animals, like lions and tigers, says study co-author Marc de Manuel, with ...