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Pterosaurs are the earliest vertebrates known to be able to fly in the sky. They existed from the Late Triassic to the end of the Cretaceous (about 220 to 65 million years ago), when the land was ruled by another kind
Pateosaurs are the earliest vertebrates known to be able to fly in the sky. They existed from the Late Triassic to the end of the Cretaceous (about 220 to 65 million years ago) when the land was ruled by another kind