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Flying gecko Flying gecko

Geckos have eyesight comparable to a cat, giving them the best eyesight of all lizards. The flying gecko has an unusual scalloped pupil. When fully contracted, the pupil can close completely—except for a few tiny pinholes where the scalloped edges do not quite meet.

What's different about the nocturnal eye?


Photo: Visuals Unlimited/© Joe McDonald.

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