Baby dinosaurs weren’t coddled like lion cubs or elephant calves—they were more like prehistoric latchkey kids. New research suggests that young dinosaurs quickly struck out on their own, forming ...

For more than a century, paleontologists have treated dinosaurs and mammals as rival success stories that simply took turns ruling the planet. New work on how each group raised its young suggests the ...

After the extinction of dinosaurs came the age of mammals. A new book brings readers into this world with well-researched species profiles by Aaron Woodruff, collection manager for vertebrate ...

Most mammals wear coats of brown, black, and gray, while parrots flash brilliant reds, reef fish shimmer in electric blue, and chameleons shift between greens and golds. This disparity is not random.

Mammals primarily exhibit muted earth tones due to their reliance on melanin and a lack of structural color complexity in fur. This drab coloration evolved as a survival mechanism to hide from ...

A microbiologist named João Pedro de Magalhães has proposed the idea that the reign of dinosaurs forced mammals to speed up their reproductive cycle, eliminating key longevity genes. de Magalhães ...

More mammals were living on the ground several million years before the mass extinction event that wiped out the dinosaurs, new research has revealed. More mammals were living on the ground several ...

NEW YORK — An unusual find in China suggests some early mammals may have hunted dinosaurs for dinner. The fossil shows a badgerlike creature chomping down on a small, beaked dinosaur, their skeletons ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. NEW YORK (AP) — An unusual find in China ...