Nictitating Membrane Pictures, Images and Stock Photos

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Black carrion crow profile with half-drawn nictitating membrane Carrion crow (Corvus corone). The blue film half across the eye is a nictitating membrane, the equivalent of our eyelid. This black carrion crow has landed on the corner stone of a bridge. Crows are usually nervous around people, and are sensitive to having metal objects pointed towards them. This one did not mind a 400mm lens, however. Selective focus, branches blending into soft bokeh. Because they scavenge on meat, the presence of crows is often associated with death. nictitating membrane stock pictures, royalty-free photos & images
Black carrion crow profile with half-drawn nictitating membrane Carrion crow (Corvus corone). The blue film half across the eye is a nictitating membrane, the equivalent of our eyelid. This black carrion crow has landed on the corner stone of a bridge. Crows are usually nervous around people, and are sensitive to having metal objects pointed towards them. This one did not mind a 400mm lens, however. Selective focus, branches blending into soft bokeh. Because they scavenge on meat, the presence of crows is often associated with death. nictitating membrane stock pictures, royalty-free photos & images

Carrion crow (Corvus corone). The blue film half across the eye is a nictitating membrane, the equivalent of our eyelid. This black carrion crow has landed on the corner stone of a bridge. Crows are usually nervous around people, and are sensitive to having metal objects pointed towards them. This one did not mind a 400mm lens, however. Selective focus, branches blending into soft bokeh. Because they scavenge on meat, the presence of crows is often associated with death.

Pheasant blinking whilst feeding Edinburgh, Scotland - 16 April 2023: A close-up view of a male pheasant encountered just outside Edinburgh on the edge of the Pentland Hills. The nictitating membrane, a third eyelid, has been drawn across the eye in a blinking motion as it finds a grub in the undergrowth. nictitating membrane stock pictures, royalty-free photos & images
Pheasant blinking whilst feeding Edinburgh, Scotland - 16 April 2023: A close-up view of a male pheasant encountered just outside Edinburgh on the edge of the Pentland Hills. The nictitating membrane, a third eyelid, has been drawn across the eye in a blinking motion as it finds a grub in the undergrowth. nictitating membrane stock pictures, royalty-free photos & images

Edinburgh, Scotland - 16 April 2023: A close-up view of a male pheasant encountered just outside Edinburgh on the edge of the Pentland Hills. The nictitating membrane, a third eyelid, has been drawn across the eye in a blinking motion as it finds a grub in the undergrowth.

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