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Nictitating Eyes (1 Viewer)


I notice the OPUS article doesn't contain many pictures to show the variation of Nictitating eyes. Here are a few of mine if you wish to use some of them. Showing both Transparent and Translucent Membranes.


  • Tufted Duck showing Transparent Nictitating Membrane.jpg
    Tufted Duck showing Transparent Nictitating Membrane.jpg
    134.9 KB · Views: 75
  • Jackdaw Eye.jpg
    Jackdaw Eye.jpg
    88.2 KB · Views: 73
  • Black Swan Nictitating Eye.jpg
    Black Swan Nictitating Eye.jpg
    66 KB · Views: 60
  • Pheasant Ring-necked Eye.jpg
    Pheasant Ring-necked Eye.jpg
    81.9 KB · Views: 103
Last edited:


Well-known member
Here is an American Dipper from Washington State in 2008.


  • American Dipper.jpg
    American Dipper.jpg
    218.9 KB · Views: 44

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