What is a feathered dinosaur?
Q: What is a feathered dinosaur?
A: A feathered dinosaur is a dinosaur with feathers.
Q: Which dinosaurs are thought to have had feathers?
A: It is now thought that all coelurosaurs, and perhaps all theropods, had feathers.
Q: How were feathers related to the possibility of dinosaurs being closely related to birds?
A: The possibility that dinosaurs are closely related to birds raised the possibility of feathers.
Q: Which fossils include well-preserved feathers?
A: Fossils of Archaeopteryx include well-preserved feathers.
Q: When were clearly non-bird dinosaur fossils discovered with preserved feathers?
A: It was not until the early 1990s that clearly non-bird dinosaur fossils were discovered with preserved feathers.
Q: From where do most feathered dinosaur fossils come from?
A: Most of these fossils come from the Yixian formation in China.
Q: What is the main protein in bird feathers?
A: The main protein in bird feathers is beta-keratin, which has been tested positive in immunological tests of fossil feathers from the Shuvuuia deserti specimen.
