• Welcome to BirdForum, the internet's largest birding community with thousands of members from all over the world. The forums are dedicated to wild birds, birding, binoculars and equipment and all that goes with it.

    Please register for an account to take part in the discussions in the forum, post your pictures in the gallery and more.
ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.

Nictitating Eyes (1 Viewer)

BrianWH

Sparrowhawk
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.
 

Attachments

  • 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:
Here is an American Dipper from Washington State in 2008.
 

Attachments

  • American Dipper.jpg
    American Dipper.jpg
    218.9 KB · Views: 44
Warning! This thread is more than 6 years ago old.
It's likely that no further discussion is required, in which case we recommend starting a new thread. If however you feel your response is required you can still do so.

Users who are viewing this thread

Back
Top