A major collection of more than 50 bird fossils found in northern Alaska suggest some ancient ancestors of modern birds learned to either adapt to the harsh Arctic winter, or migrate south during the ...

Talking to reporters in Washington, DC yesterday, the scientists said the Gansus (Gansus yumenensis), a loon-like ancient bird, was one of the oldest members of the lineage leading to modern birds.

With the creature’s head tucked over its limbs and tail snugly wrapped around its body, its cozy posture resembled those of modern birds at rest, hinting that these dinosaurs didn’t just look ...

Now, a new fossil discovered in 2011 and analyzed in a recent study published inNature appears to provide the missing link. The well-preserved skull reveals key bird-like features, including a ...

Scientists were finally given access to a remarkable Archaeopteryx fossil that’s allowed them to better understand exactly ...

Scientists in Antarctica have discovered what may be the oldest modern bird ever found. The 69 million-year-old fossil could finally put a longstanding debate about the origin of modern birds to rest.

But not all the birds alive at the time made it. Why the ancestors of modern birds lived while so many of their relatives died has been a mystery that paleontologists have been trying to solve for ...

A Chicago fossil of Archaeopteryx uncovers unknown features, supporting theories of bird evolution from dinosaurs and highlighting its unique flight adaptations.