4 years ago

PLLLZ HELP Which point on the timeline best indicates the time when birds first appeared?

Biology

1 answer:

Vedmedyk [2.9K]4 years ago

3 0

Answer:

The answer should be C

Explanation:

If you look at the the graph, C points to the time period after mammals appeared. Since birds are mammals, they should have appeared after the time that mammals first came to be on Earth.

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