Using the fossil record and modern cold-blooded critters, paleontologist Kelsey Jenkins recreates the hearing capabilities of ...

The new research is the first to look back at early mammals in full color. Using advanced fossil imaging methods and a thorough examination of the pigment-producing cells present in living mammals, ...

Recent discoveries have shown that brightly colored crests and eye-catching patterns adorned many dinosaurs. Meanwhile, our earliest mammalian ancestors survived these flamboyant predators by being as ...

According to most experts, the first mammal was Morganucodon, a small, shrew-like rodent that appeared during the Jurassic Period, approximately 200 million years ago. It weighed a few ounces and ...

The shift from lizard-like sprawl to upright walking in mammals wasn’t a smooth climb up the evolutionary ladder. Instead, it was a messy saga full of unexpected detours. Using new bone-mapping tech, ...

While many dinosaurs and pterosaurs flaunted flamboyant feathers, early mammals were a dull lot. A study of the fossilised fur of six mammals that lived during the Jurassic and Cretaceous periods has ...

This mammal, about the size of an opossum, had a mix of strange characteristics that haven't been seen together before. It highlights evolutionary strangeness that can arise from evolution when it ...

WASHINGTON - The unusually large brains of mammals apparently didn't evolve so that we could ponder philosophy - but so we could sniff our way to success. A new analysis of some of the earliest ...

From the formation of inner ear bones to the rise of hair to cover our bodies, these developments made us distinct from other animals Riley Black - Science Correspondent By examining the fossils of ...