Three-dimensional computer models of fossils from a tiny mouse-size creature that lived about 210 million years ago in what is now Greenland clear up a long-standing mammal mystery. The high-tech ...

A yellow-rumped mouse is spotted at the top of a 22,000-foot volcano in the Andes. "This astonishing elevation shows to what extremes life is capable of." Journalist Bonnie Burton writes about movies, ...

Paleontologists have unearthed a new 69 million-year-old mammal species in the North Slope of Alaska. They call the Cretaceous creature Unnuakomys hutchisoni, a combination of local indigenous ...

The fossil of a mouse-sized mammal dating back to the time of the dinosaurs has been unearthed in Chile. The minute creature is the smallest mammal ever found in this part of South America. Scientists ...

Unlike the deer mouse which it closely resembles, the white-footed mouse’s fur is not soft and luxuriant, and the general color of the back and sides is a reddish or orangish, not grayish, brown. A ...

A team of American and Filipino biologists has discovered a new species -- or perhaps a new genus -- of mouse in the Philippines that took them quite by surprise. The tiny mouse was captured on Mt.

Dinosaur fossils are found throughout the world, but an "exceptionally rare" discovery sheds light on what type of animals a dinosaur fed on – mammals. In the early 2000s, the fossil of a Microraptor ...

It's a "man bites dog" story, except in this case, you could call it "mammal eats dinosaur." Generations of schoolchildren have grown up learning that hundreds of millions of years ago, our tiny ...

The Count Branickii’s terrible mouse, the Chacoan fairy armadillo, and the more familiar jaguar are among 116 species of medium to large mammals whose distribution in Bolivia is documented in a new ...