Innovative advances in DNA sequencing are making it possible to revive extinct bird species like the dodo, great auk, ...

Some animals in the United States were believed to be extinct—until they were spotted again, sometimes decades later! Whether hidden in remote forests, deep underground, or in unexpected places, these ...

Tropical riparian ecosystems—those found along rivers and wetlands—recovered much faster than expected following the ...

The skull exhibits a long, pointed beak and a brain shape unique among all known birds previously discovered from the ...

More than 500 exceptionally preserved fossils are offering new clues about the evolution of Florida's animals and landscape.

Scientists in Egypt discovered a not-before-known apex predator that lived 30 million years ago, potentially helping to solve an extinction mystery.

One can assign humans some of the blame for introducing predators. However, the fossil record shows that species have been going extinct for far longer than humans have been around. Some ...

Legend has it the axolotl was not always an amphibian. Long before it became Mexico’s most beloved salamander and efforts to ...

With sharp catlike teeth and a doglike body, ancient carnivores called hyaenodonts were once at the top of the food chain, ...

Research suggests that tropical riparian ecosystems – those found along rivers and wetlands – recovered much faster than expected following the end-Permian mass extinction around 252 million years ago ...

We often talk about water and how important it is to make sure it is clean and unpolluted. But lakes usually fall through the ...

Once a ubiquit-ously common, bird in towns, cities, and around farms in the countryside, the familiar house sparrow has ...