There is a lot of evidence that birds are dinosaurs. For example some of their traits like clawed toes and scales covering their feet. One of the most famous bird fossils from the Jurassic period, the archaeopteryx bird had these traits. Although the archaeopteryx bird could not fly because they don't have feathers and had a flat sternum. Regular birds have a keeled sternum. Thomas Huxley was one of the first people to make a …showed first 75 words of 214 total…

…showed last 75 words of 214 total…mostly flying forms, Hesperornithiformes toothed birds which were mostly flightless swimmers, and Ichthyornithiformes toothed flying birds that probably fed on fish. The dinosaur birds did not have hollow bones like regular birds have today, if they did have hollow bones they probably wouldn't have gotten preserved over so many years. I think that birds are dinosaurs because there is a lot of evidence from fossils and other types of evidence that is found every year.