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The first birds appeared during which time? Mesozoic era Devonian period Paleocene epoch Cenozoic era
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The first birds appeared during which time?

Mesozoic era
Devonian period
Paleocene epoch
Cenozoic era

User Kalten
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4 votes

Answer:

The answer is the Mesozoic era

User FidEliO
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3 votes
The Mesozoic era specifically the Cretaceous period
User Abhinav Dhiman
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