The Red-necked Avocet has a chestnut brown head and neck with a white eye-ring and a long, upturned, black bill. The rest of the body is white, except for two black streaks along the back. The wings are white, with black wing bars and tips. The relatively long legs are pale grey-blue. The sexes are similar, but the males have a more sharply upturned bill. This species is endemic (native) to Australia.