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Iguanodon
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Illustration of an Iguanodon, a large herbivorous dinosaur with a beaked mouth, robust body, hoof-like fingers, and spiked thumbs. Human and dog silhouettes are shown for scale, emphasizing the dinosaur's size. Text describes its features, time period, and geographic range. Figure 1: Iguanodon skeleton.
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Illustration of an Iguanodon, a large herbivorous dinosaur with a beaked mouth, robust body, hoof-like fingers, and spiked thumbs. Human and dog silhouettes are shown for scale, emphasizing the dinosaur's size. Text describes its features, time period, and geographic range.
Iguanodon An early Cretaceous dinosaur, Iguanodon was a massive herbivore with a horny beak and cheek teeth for grinding vegetation. Its hands had distinctive hoofed fingers and spiked thumbs.

Iguanodon

dinosaur genus
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Iguanodon, (genus Iguanodon), large herbivorous dinosaurs found as fossils from the Late Jurassic and Early Cretaceous periods (161.2 million to 99.6 million years ago) in a wide area of Europe, North Africa, North America, Australia, and Asia; a few have been found from Late Cretaceous deposits of Europe and southern Africa. Iguanodon was the largest, best known, and most widespread of all the iguanodontids (family Iguanodontidae), which are closely related to the hadrosaurs, or duck-billed...

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