| nictitating membrane |
a protective fold of skin in the eyes of reptiles and birds and some mammals
Ãâó: wordnet.princeton.edu/perl/webwn
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| nictitating membrane |
A thin membrane that can be drawn across the eye.
Ãâó: www.geocities.com/Heartland/Bluffs/8071/reptile/te...
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| nictitating membrane |
Birds and many mammals have three eyelids. Birds have upper and lower eyelids like humans, but in addition they have a
Ãâó: home.rochester.rr.com/thecaiques/glossary.htm
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| nictitating membrane |
A semi-transparent membrane, which can be drawn across the eye in birds and reptiles, either to moderate the effects of a strong light or to sweep particles of dust, etc., from the surface of the eye.
Ãâó: www.worldwideschool.org/library/books/sci/lifescie...
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| nictitating membrane |
an inner eyelid
Ãâó: www.amonline.net.au/fishes/fishfacts/fish/glossary...
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