They trap air which acts as a natural insulator. Penguin feathers also help to keep the birds dry.
Why do penguins have feather?
Feathers help penguins stay warm in their icy environment.
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Why do penguins have feather?
Feathers help penguins stay warm in their icy environment.
They trap air which acts as a natural insulator. Penguin feathers also help to keep the birds dry. |