Dinosaurs were evolved from which of the following animals during the Triassic period?
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2 Answers
Dinosaurs evolved from archosaurs, a group of reptiles that includes crocodiles, birds, and pterosaurs. During the Triassic period, archosaurs were the dominant land animals, and from them, the first dinosaurs appeared. These early dinosaurs were small and bipedal, and quickly diversified into many different species.
Dinosaurs evolved from a group of reptiles known as archosaurs during the Triassic period, around 230 million years ago. These early dinosaurs were relatively small and bipedal, but over time they diversified into a wide range of sizes and shapes, dominating terrestrial ecosystems for almost 150 million years.