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How does a polar bear see at night?

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Anonymous

13y ago
Updated: 8/20/2019

On moonless nights, the bear relies on its eyes to see at night. Optical receptors called rods and cones are needed to distinguish light and dark and colour, respectively. At night an animal, like a polar bear, must have more rods than cones when seeing things at night in its eyes.

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13y ago

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