February 25, 2016 by It's a Yorkie Life
Dogs have three eyelids, an upper lid, a lower lid and the third lid, called a nictitating membrane or “haw,” which helps keep the eye moist and protected.
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Posted in 🐾 Miscellaneous ⋆ itsayorkielife, yorkie, yorkielove, yorkiememe, yorkshireterrier
