title: Partial upper eyelid agenesis in a peregrine falcon.
mesh_terms: D000818:Animals; D001715:Bird Diseases / Q000473:pathology* / Q000601:surgery; D001717:Birds / Q000601:surgery; D003315:Cornea / Q000473:pathology; D003316:Corneal Diseases / Q000662:veterinary; D005143:Eyelids / Q000002:abnormalities* / Q000601:surgery; D005260:Female