Why do birds have feathers?
In: 0
Feathers started out as a means of insulation like fur, but that insulation principle then was a barrier to airflow, so enabled them to start flying.
Why do birds have feathers?
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Why do birds have feathers?
In: 0
Feathers started out as a means of insulation like fur, but that insulation principle then was a barrier to airflow, so enabled them to start flying.
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