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John h ostrom biography

          John Harold Ostrom was an American paleontologist who revolutionized the modern understanding of dinosaurs.

        1. John Ostrom was an American paleontologist who popularized the theory that many species of dinosaurs were warm-blooded and ancestrally.
        2. John Harold Ostrom (February 18, – July 16, ) was an American paleontologist who revolutionized the modern understanding of dinosaurs.
        3. John Harold Ostrom (b.
        4. Yale paleontologist John H. Ostrom was traveling through Europe studying pterosaur fossils.

          5. John Harold Ostrom (February 18, – July 16, ) was an American paleontologist who revolutionized the modern understanding of dinosaurs....

          John Ostrom

          American paleontologist

          John Harold Ostrom (February 18, 1928 – July 16, 2005) was an American paleontologist who revolutionized the modern understanding of dinosaurs.[1] Ostrom's work inspired what his pupil Robert T.

          Bakker has termed a "dinosaur renaissance".[2][3]

          Beginning with the discovery of Deinonychus in 1964, Ostrom challenged the widespread belief that dinosaurs were slow-moving lizards (or "saurians").

          He argued that Deinonychus, a small two-legged carnivore, would have been fast-moving and warm-blooded.[4][5]

          Further, Ostrom's work made zoologists question whether birds should be considered an order of Reptilia instead of their own class, Aves.[6] The idea that dinosaurs were similar to birds was first proposed by Thomas Henry Huxley in the 1860s, but was dismissed by Gerhard Heilmann in his influential book The Origin of Birds (1926).[7][8][9] Prior to O