A discovery about the dark fur of early mammals confirms long-held theories about their evolutionary and ecological behavior.

Our earliest mammalian ancestors avoided the dominant dinosaurs by only coming out at night and having uniformly dark, ...

Using their monochrome coats as camouflage, these mammals blended into the shadows to avoid being eaten by dinosaurs at night ...

For a long time, we didn’t know, but now they must finally show their true colors: early mammals had dark brown fur. This ...

Dinosaurs are the extinct relatives of birds that roamed the lands and seas of ancient Earth. They first appeared around 240 ...

Newly analyzed fossil skeleton of Mixodectes pungens reveals its tree-dwelling lifestyle, dietary habits, and ties to ...

Only small theropod dinosaurs survived the extinction; the ancestors of modern-day birds. Our small mammal ancestors probably ... the closest things we have to prehistoric reptiles.

Some were the size of a dog. Others were as large as polar bears. A newly-discovered fossil of the ferocious hyaenodont is helping scientists understand a little bit more about the mysterious ...

Fossils found in the region give us a glimpse into the prehistoric ... mammal jaws, some belonging to early relatives of the platypus and echidna, making them likely prey for these dinosaurs.

Scientists have discovered a rare fossil of a giant, venomous scorpion that lived 125 million years ago, offering new insights into ancient ecosystems.