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6 billion years ago
No, the Earth is only 4.6 billion years old. Amphibians appeared on Earth during the late Devonian period in the Paleozoic Era about 365 million years ago.
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∙ 8y ago
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Do amphibians have raidial symmetry?
Most amphibians are asymmetric. Although some appear to be symmetric.
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.
How long ago did arthropods first appear?
Around 400 million years ago, in the Devonian, the age of sharks and early amphibians.
How did reptiles appear on earth?
They evolved from amphibians during the Carboniferous Period.
Approximately how many million years ago did the earliest amphibians appear?
The earliest amphibians appeared approximately 250 million years ago.
What comes first frogs toads amphibians salamanders?
Alphabetically amphibians do.
Are amphibians from the Jurassic era?
No. Although there were amphibians the Jurassic, they first appeared in the Devonian.
Which came first fish or amphibians or reptiles?
Fish, and then amphibians, and then reptiles, and then mammals
Warm blooded amphibians?
Amphibians are not warm blooded. They are cold blooded. Some amphibians are believed to be the first animals to leave the water and walk on land.
What appeared first on earth fish or amphibians?
Fish appeared earlier. Amphibians later branched off from them.
What were the first amphibians to leave the water?
frog
Who were the first five vertebrae on land?
amphibians
