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Dinosaurs first appeared around 230 million years ago, during the Triassic period. This was part of the Mesozoic era, which covered almost all of dinosaur existence.
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∙ 13y ago
Wiki User
∙ 9y agoThe Mesozoic era.
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What came before the fish amphibians reptiles and dinosaurs?
Fish, reptiles, and amphibians, originated in that order during the Paleozoic era.
How did reptiles appear on earth?
They evolved from amphibians during the Carboniferous Period.
Are dinosaurs amphibians?
The term 'dinosaurs' refer to any of numerous extinct terrestrial reptiles of the Mesozoic era - ergo, they were not amphibians.
Do amphibians and reptiles has scales?
Amphibians do not have scales; reptiles do.
Why are reptiles different from amphibians?
Reptiles have scales and Amphibians do not.
Are birds and reptiles amphibians?
No. Birds and reptiles are separate from amphibians.
What era did the reptiles appear?
Reptiles first appeared during the Paleozoic Era, specifically the Carboniferous System of the Paleozoic Era. That was about 320 million years ago.
Are dinosaurs more closely related to amphibians than reptiles?
No, dinosaurs are more closely related to reptiles than amphibians. Both dinosaurs and reptiles belong to the group called diapsids, which are characterized by having two openings in the skull behind the eye socket. Amphibians, on the other hand, belong to a different group called tetrapods.
Were flying reptiles the first amphibians?
No. Reptiles and amphibians are two different orders and animals and amphibians cam first. Simply put, the first amphibians evolved from fish and the first reptiles evolved from amphibians.
Is the toad reptiles or amphibians?
amphibians
Are anoles amphibians or reptiles?
amphibians
Do amphibians or reptiles have exoskeleton?
No. Amphibians and reptiles are vertebrates and thus have an endoskeleton like we do.
