Maiasaura Vertebra - SOLD 3.33" Fossil allende "Hadrosaurs grew rapidly

"Hadrosaurs grew rapidly

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Physiologie Du Gout

Maiasaura Vertebra - SOLD 3.33" Fossil allende "Hadrosaurs grew rapidlyMaiasaura was a large Ornithischian dinosaur from the Cretaceous Period. Related to Iguanodons, they are known primarily for nurturing their young past hatching, a behavior previously unknown of any dinosaur. The Maiasaura and its Hadrosaur cousins had specialized "duck bills" for mouths. These were in fact elongated rostral bone structures that gave the appearance of a beak, but actually housed hundreds of small teeth to grind through all manner of