While cleaning fossils retrieved from a cave on a Caribbean island, a researcher noticed something strange in the hollow ...

The oldest bat skeletons in the world have been identified as a new species, helping scientists fill in the spotty fossil record of these flying mammals and providing new clues about how they evolved.

It all began with the discovery of ancient owl pellets – a gross but normal part of their digestion where they essentially ...

“Almost all other monogamous mammals either live in tight family units of just a breeding pair and their offspring, or in ...

The monogamy rate in humans may be higher than you expected... but we do it in a strange way compared to other animals.

The ancestors of our furry cats and dogs once looked similar to today's modern mongoose, a mammal with a long body and small, ...

Sarah Fortune, a marine ecologist at Dalhousie University in Nova Scotia, and her colleagues used drones and camera-equipped ...

The floor of the Cueva de Mono, a cave in the Dominican Republic, is a gruesome graveyard. For thousands of years, it served ...

In the evolutionary arms race between predator and prey, mammals have mostly gotten the short end of the stick when it comes to body armor. There are, of course, a few exceptions to this rule... And ...

For some parents in Nepal, child-rearing involves competing to have their daughters selected and sequestered as living ...

Read on as we reveal 30 fascinating facts about creatures great and small... Young pygmy goats (pictured above) are social ...

New research led by the University of Washington suggests that two different climate transitions millions of years ago fueled ...