Most geckos do not possess eyelids; they feature a clear scale that covers the eye. Because they can’t blink, they lick their eyes to keep them clean and moist, with the tongue acting like a windshield wiper.


Most geckos do not possess eyelids; they feature a clear scale that covers the eye. Because they can’t blink, they lick their eyes to keep them clean and moist, with the tongue acting like a windshield wiper.


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