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  • Home
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    • 10,000 Birds Beat Writers
    • Information For New Writers
    • Three Photos: Instructions for Contributors
    • Privacy Policy
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Terminology

What is a Nictitating Membrane?

February 6, 2014 by Corey 5 Comments
A nictitating membrane is a third eyelid that is translucent or clear. It is used as an extra level...
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