CT scans also indicate Archaeopteryx had nerve endings in the end of its beak—part of what’s known as a bill-tip organ. Again ...

Add Yahoo as a preferred source to see more of our stories on Google. Reconstruction and illustration of Mirasaura grauvogeli in its natural forested environment. Illustration by Gabriel Ugueto, ...

There are an estimated 50 billion birds flying, walking and even swimming on planet Earth according to a study published in the Proceedings of the National Academy of Sciences. That number is divided ...

Three-toed fossil footprints that date back more than 210 million years were pressed into soft mud by bipedal reptiles with feet like a bird’s, a new analysis of the tracks has revealed. The ...