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Teaching Bird evolution

Bird evolution

Birds likely descended from a group of theropod dinosaurs that evolved during the Mesozoic era.

CK-12 (High School)

ESSENTIAL QUESTION:

How do scientists know that birds evolved from dinosaurs?
STANDARDS:
RST.1 - Analysis & Evidence, RST.2 - Main Ideas

DEPTH OF KNOWLEDGE (DOK) LEVELS:

1,2
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