answers: The killdeer
context: words "turdus", "thrush", and "torquatus", "collared". The adult male is all black except for a white crescent on the breast and a yellowish bill. The wings have a silvery appearance due to white feather edgings. The male sings its loud and mournful song from trees or rocks. The female is similar but duller, and younger birds often lack the breast crescent. The juvenile has brown plumage. This species was first described by Linnaeus in his "Systema naturae" in 1758 under its current scientific name. It breeds in the higher regions of western and central Europe and also in the Caucasus </s> three subspecies: The killdeer's common name comes from its frequently heard call. The killdeer is a large plover, with adults ranging in length from , having a wingspan between about , and usually being between in weight. It has a short, thick, and dark bill, flesh-coloured legs, and a red eye ring. Its are mostly brown with rufous fringes, its cap, back, and wings being the former colour. It has a white forehead and a white stripe behind the eye, and its lores and the upper borders to the white forehead are black. The killdeer also has a white collar </s> taken over by the red-headed vulture and large owls such as "Bubo coromandus". The male initially brings twigs and arranges them to form the nest. During courtship the male bills the female's head, back and neck. The female invites copulation, and the male mounts and hold the head of the female in his bill. Usually, the female lays a single egg, which is white with a tinge of bluish-green. Female birds destroy the nest on loss of an egg. They are usually silent but make hissing and roaring sounds at the nest or when jostling for food. The eggs hatch
question: what bird has a white ring around its neck