15th Annual Smithsonian Magazine Photo Contest Natural World
Nictitating Membrane
Eagles have 3 eyelids. The third one, the nictitating membrane acts like a windshield wiper and protects their eyes.
Photo Detail
Date Taken: | 04.2017 |
Date Uploaded: | 08.2017 |
Photo Location: | Apopka, Florida, United States of America |
Camera: | NIKON D5300 |
Copyright: | © Mary Koutsakis |