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On November 21, 2014 I received a letter from Nobel Laureate Harry Kroto and it said: …Please click on this URL and you will hear what far smarter people than I have to say on this matter. Harry Kroto I have attempted to respond to all of Dr.

“Anatomically, for all intents and purposes, it was a dinosaur,” Mr. The dinosaur relatives were far less imposing than tyrannosaurs, triceratops and sauropods.

“It’s definitely exciting,” said Sterling Nesbitt, a researcher at the Burke Museum at the University of Washington. Nesbitt said that it was often hard to draw convincing conclusions about animals just from their footprints, but that Mr.

Brusatte and his colleagues “put the best argument that anyone has ever put forth about early dinosaur tracks.” He added, “And I think they’re right.” So far, no dinosaur bones have been found in the rocks, but “the possibilities are really exciting,” Mr. The earliest known bone fossils of an animal that fulfilled all of the criteria to be designated a true dinosaur date from about 230 million years ago.

“They are the oldest fossils of the dinosaur lineage of any type anywhere in the world,” said Stephen Brusatte, a graduate student at Columbia University and lead author of the journal article.

The findings indicate that dinosaurs, which died out in a meteor impact 65 million years ago, originally arose to fill ecological niches opened by an earlier, even greater mass extinction.

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