Penguins have black feathers on their back . These feathers have tiny air spaces . How does it helps to get warm
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Penguins have black feathers on their back . These feathers have tiny air spaces . How does it helps to get warm
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Feathers of penguins trap air to retain warmth by being filamentous and forming a continuous layer around the body. ... The shaft of the feathers have a muscle attached to them that can pull them down into a compressed water tight barrier when under water, and then erect them again when they come back onto land.
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shaiyad unke feathers me aisa kutch hota hai mai discovery zaiyda nahi dekta