The Archaeopteryx, a bird-like dinosaur that scientists describe as more reptilian-like than modern birds, were about the size of a crow. More: What lies at the center of the Earth? The answer ...

Scientists still debate the purpose of this dinosaur's iconic horns and spiky head plate. Find out what we’ve learned about how Triceratops lived and why it went extinct. Triceratops’ enormous ...

At 161 million years old, Caihong is one of the oldest feathered dinosaurs yet uncovered. The living animal would have been about the size of a crow, covered in long feathers from the back of its ...

This odd, crow-sized creature had long legs and three toes tipped with claws; its jawbone and teeth were like those of a small dinosaur, and its extended spine formed a tail, another reptilian ...

Scientists uncovered a 149-million-year-old bird fossil in southeastern China with unexpectedly modern traits they believe could rewrite the evolutionary history of birds. The recently discovered ...