6 Free Photos of Nictitating Membrane

wildlife feather animals ornithology birdwatching bird fauna cc-zero turdus merula (male)eyes

Eye third eyelid nictitating membrane

Turdus merula - Amsel, male, with nictitating membrane (2)

ornithology feather

Turdus merula - Amsel, male, with nictitating membrane

wildlife feather

Turdus merula - Amsel, male, without nictitating membrane

wildlife animals

Corvus corvidae prey

Sandhill crane nictitating membrane

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