Marie Read / Black-necked stilts (Himantopus mexicanus) pair performing post-copulatory display (as copulation ends, the male slides off the female leaving his wings draped over her and crossing his bill with hers...

Claudio Contreras / Black-necked stilt (Himantopus mexicanus) reflected in water, Xochimilco wetlands, Mexico City, March

Rolf Nussbaumer / Black-necked stilt (Himantopus mexicanus) pair displaying, Dinero, Lake Corpus Christi, South Texas, USA.

Rolf Nussbaumer / Black necked stilt {Himantopus mexicanus} pair mating, Welder Wildlife Refuge, Sinton, Texas, USA

Donald M. Jones / Black-necked Stilt (Himantopus mexicanus) feeding in a small pond, central Montana

Tom Vezo / Black-necked Stilt (Himantopus mexicanus) foraging for food, California

Tim Fitzharris / Black-necked Stilt (Himantopus mexicanus) wading through reeds, North America

Claudio Contreras / Black-necked Stilt (Himantopus mexicanus), Chuburna, Yucatan Peninsula, Mexico, January

Claudio Contreras / Black-necked Stilt (Himantopus mexicanus) two in water, Chuburna, Yucatan Peninsula, Mexico, January

John Shaw / Black-necked stilt (Himantopus mexicanus). Gilbert Water Ranch, Arizona, USA. January.

John Shaw / Black-necked stilt (Himantopus mexicanus). Gilbert Water Ranch, Arizona, USA. January.

John Shaw / Black-necked stilt (Himantopus mexicanus). Gilbert Water Ranch, Arizona, USA. January.

John Chan / Female Black-necked stilt (Himantopus mexicanus) returning to her nest site in a saltmarsh, Southern California, USA, May.

John Chan / Black-necked stilt (Himantopus mexicanus) leaving nest site, Southern California, USA.

John Chan / Black-necked stilt (Himantopus mexicanus) leaving nest site, Southern California, USA.

John Chan / Female Black-necked stilt (Himantopus mexicanus) maintaining nest site in salt marsh, Southern California, USA.

John Chan / Black-necked stilt (Himantopus mexicanus) foraging in salt marsh, Southern California, USA.

Ernie Janes / Black-necked stilts (Himantopus mexicanus) group of three early morning sun, Costa Rica.

Ernie Janes / Black-necked stilts (Himantopus mexicanus) group of five silhouetted, Costa Rica.

Ernie Janes / RF - Black-necked stilt (Himantopus mexicanus) in early morning sun, Costa Rica.

John Shaw / Black-necked stilt (Himantopus mexicanus) taking off, Gilbert Water Ranch, Arizona, USA. January.

John Shaw / Black-necked stilt (Himantopus mexicanus) in flight. Gilbert Water Ranch, Arizona, USA. January.

George Sanker / Black-necked stilt (Himantopus mexicanus) landing in water. Myakka River State Park, Florida, USA. February.

George Sanker / Black-necked stilt (Himantopus mexicanus) pair billing. Myakka River State Park, Florida, USA. February.

George Sanker / Black-necked stilt (Himantopus mexicanus) pair mating in morning light. Myakka River State Park, Florida, USA. February.

George Sanker / Black-necked Stilt (Himantopus mexicanus). Myakka River State Park, Florida, USA, March.

George Sanker / Black-necked stilt (Himantopus mexicanus) flock flying over water. Myakka River State Park, Florida, USA. February.

Marie Read / Black-necked Stilt (Himantopus mexicanus), foraging in water, with reflection, Bear River Migratory Bird Refuge, Utah, USA, May.

Claudio Contreras / Black-necked Stilt (Himantopus mexicanus) walking in front of Caribbean flamingo (Phoenicopterus ruber) colony, Ria Lagartos Biosphere Reserve, Yucatan Peninsula, Mexico, September

Claudio Contreras / Black-necked Stilt (Himantopus mexicanus) feeding, Ria Lagartos Biosphere Reserve, Yucatan Peninsula, Mexico, September

Claudio Contreras / Black-necked Stilt (Himantopus mexicanus), Ria Lagartos Biosphere Reserve, Yucatan Peninsula, Mexico, September

Claudio Contreras / Black-necked Stilt (Himantopus mexicanus) walking, Ria Lagartos Biosphere Reserve, Yucatan Peninsula, Mexico, September

Karine Aigner / Black-necked stilt (Himantopus mexicanus) Cat Island, Bahamas.

Karine Aigner / Black-necked stilt (Himantopus mexicanus) group of three, Cat Island, Bahamas.

Nick Hawkins / Black-necked stilt (Himantopus mexicanus) reflected in water, Palo Verde National Park, Costa Rica.

Melvin Grey / Black-necked stilt (Himantopus mexicanus) adult and three young, two on floating weed and one underneath adult, buried in the brood patch. Wakodahatchee Wetlands, Florida, USA. May.

Melvin Grey / Black-necked stilt (Himantopus mexicanus) adult male finishing preening. Wakodahatchee Wetlands, Florida, USA. May.

Gabriel Rojo / Black-necked stilt (Himantopus mexicanus) La Pampa, Argentina.

Marie Read / Black-necked sStilt (Himantopus mexicanus) pair building nest in shallow wetland: male in foreground is squatting and pushing backwards with his feet/legs to form a nest scrape in vegetation the pair...

Marie Read / Black-necked Stilt (Himantopus mexicanus) pair building nest in shallow wetland, male in foreground in squatting and pushing backwards with his feet/legs to form a nest scrape in vegetation the pair...

Gerrit Vyn / The Hawaiian Stilt (Himantopus mexicanus knudseni) is an endangered subspecies of the Black-necked Stilt, James Campbell National Wildlife Refuge, Oahu, Hawaii, January

Suzi Eszterhas / Black-necked stilt (Himantopus mexicanus) young chick, San Francisco Bay, California, USA. June.

Suzi Eszterhas / Black-necked stilt (Himantopus mexicanus) young chick, San Francisco Bay, California, USA. June.

Suzi Eszterhas / Black-necked stilt (Himantopus mexicanus) parent and young chick, San Francisco Bay, California, USA, June.

Suzi Eszterhas / Black-necked stilt (Himantopus mexicanus) young chick, San Francisco Bay, California, USA.

Suzi Eszterhas / Black-necked stilt (Himantopus mexicanus) young chick, San Francisco Bay, California, USA.

Gerrit Vyn / Juvenule and adult Black-necked Stilts (Himantopus mexicanus) foraging in a restored wetland at Audubon's Paul J. Rainey Sanctuary. Vermilion Parrish, Louisiana, USA.

Claudio Contreras / Black-necked stilt (Himantopus mexicanus) reflected in still water, Xochimilco wetlands, Mexico City, March