Claosaurus: quick facts

One complete skeleton was found apparently frozen in a running position, with the body held horizontally, the tailoutstretched, and the head thrown back. (No skull was found.)This plant-eating hadrosa

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Reference background: Natural History Museum, London — Dinosaurs; Smithsonian National Museum of Natural History — Dinosaurs; American Museum of Natural History — Dinosaurs & Fossils. Figures are typical published ranges; taxonomy follows the source era and modern consensus is noted where it differs. See our sources & fact-check policy.