Having a colored ring or rings around the neck; said of animal species.

A species of parakeet, Psittacula krameri, prevalent in Asia and famous for escaping domestication and establishing wild populations in Britain.

A bird of the species Phasianus colchicus, native principally to temperate parts of Asia, naturalized elsewhere.

plural of ring-necked parakeet

plural of ring-necked pheasant

Aythya collaris, a diving duck from North America commonly found in freshwater ponds and lakes