Which Hypothesis of Feather Evolution Do Your Observations Lend Support

question 29

Multiple Choice

Which hypothesis of feather evolution do your observations lend support to?

• A)Feathers were initially used for courtship display.
• B)Feathers were initially used for insulation.
• C)Feathers were initially used for camouflage.
• D)Feathers replace scales.
• E)Two of the responses are correct.

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