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.

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

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

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

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

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.

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.

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

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.

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.

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

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

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

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

Alan Murphy/ BIA / Black-necked Stilt (Himantopus mexicanus) foraging, Texas

Kevin Schafer / Hawaiian Stilt (Himantopus mexicanus knudseni), Big Island, Hawaii

Kevin Schafer / Hawaiian Stilt (Himantopus mexicanus knudseni) wading, Big Island, Hawaii

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

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

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.

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.

Suzi Eszterhas / Black-necked Stilt (Himantopus mexicanus) parent and young chick, San Francisco Bay, California

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

Claudio Contreras / Black-necked Stilt (Himantopus mexicanus), Xochimilco wetlands, Mexico City, March

Claudio Contreras / Common moorhen (Gallinula galeata) and Black-necked Stilt (Himantopus mexicanus), Xochimilco wetlands, Mexico City, March

Donald M. Jones / Black-necked Stilt (Himantopus mexicanus) foraging, Montana

Suzi Eszterhas / Jacare Caiman (Caiman yacare), Great Egret (Ardea alba), Limpkin (Aramus guarauna), Jabiru (Jabiru mycteria), Wood Stork (Mycteria americana), Snowy Egret (Egretta thula), White-necked Heron (Ardea co...

Christophe Courteau / Black-necked stilts (Himantopus mexicanus) in the swamps of Hato El Cedral, Llanos, Venezuela.

Christophe Courteau / Mixed flock of White-faced Whistling Duck (Dendrocygna viduata), Black-bellied Whistling-duck (Dendrocygna autumnalis), Black-necked Stilts (Himantopus mexicanus) taking off the shallow water of Hato...

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

Tui De Roy / Black-necked Stilt (Himantopus mexicanus), Academy Bay, Santa Cruz Island, Ecuador

Robert Royse / Black-necked Stilt (Himantopus mexicanus), California

Glenn Bartley / Black-necked Stilt (Himantopus mexicanus), Ecuador

Tui De Roy / Black-necked stilt (Himantopus mexicanus) in shallow coastal lagoon. Santa Cruz Island, Galapagos, June.

Kim Taylor / Black-necked stilt (Himantopus mexicanus) flock in flight over salt lagoon, Costa Rica

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

Gerrit Vyn / Black necked stilts (Himantopus mexicanus) standing in a tight flock in response to an aerial predator at Audubon's Paul J. Rainey Sanctuary. Vermilion Parrish, Louisiana, USA. December

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

Diane McAllister / Black necked stilt (Himantopus mexicanus) standing with one leg raised near its nest site in Carson Lake Wetlands. Fallon, Nevada, USA, July

LYNN M. STONE / Black-Necked Stilt (Himantopus mexicanus) foraging in water. Goleta, California, USA, December.

Jenny E. Ross / Black-necked stilt (Himantopus mexicanus) wading and feeding in a shallow area of the Salton Sea, Sonny Bono Salton Sea National Wildlife Refuge. California, USA

Tui De Roy / Black-necked Stilt (Himantopus mexicanus) wading in salt lagoon, Galapagos Islands, Ecuador

Tui De Roy / Black-necked Stilt (Himantopus mexicanus) wading in salt lagoon, Galapagos Islands, Ecuador

Donald M. Jones / Black-necked Stilt (Himantopus mexicanus) preening, central Montana

Claudio Contreras / Black necked stilt (Himantopus mexicanus) in shallow water, Maruata, Pacific Ocean, Mexico, November

Tim Laman / Black-necked Stilt (Himantopus mexicanus) foraging in water, Eco Pond, Everglades National Park, Florida, USA.

Tim Laman / Black-necked Stilt (Himantopus mexicanus) foraging in water, Eco Pond, Everglades National Park, Florida, USA.

Tim Laman / Black-necked Stilt (Himantopus mexicanus) and Greater Yellowlegs (Tringa melanoleuca) wading, Eco Pond, Everglades National Park, Florida, USA.

Tim Laman / Black-necked Stilt (Himantopus mexicanus) foraging in water, Eco Pond, Everglades National Park, Florida, USA.

Tim Laman / Black-necked Stilt (Himantopus mexicanus) foraging in water, Eco Pond, Everglades National Park, Florida, USA.

Tim Laman / Black necked stilt (Himantopus mexicanus) feeding, with reflection on water. Palo Alto Baylands Nature Preserve, Palo Alto, California.

Rolf Nussbaumer / Hawaiian Stilt (Himantopus mexicanus knudseni) Hanalei Bay, Kauai, Hawaii, USA. August 1997

Tom Vezo / Black necked stilt {Himantopus mexicanus} in flight over water, California, USA

Tom Vezo / Silhouette of Black necked stilt {Himantopus mexicanus} standing in water at sunset, Salton Sea, California, USA

Tom Vezo / Black necked stilt {Himantopus mexicanus} sitting on nest, Texas, USA

Shattil & Rozinski / Black necked stilt {Himantopus mexicanus} Texas, USA

Tom Vezo / Portrait of Black necked stilt (Himantopus mexicanus) standing in water, California, USA

Rolf Nussbaumer / Black necked stilt {Himantopus mexicanus} nest with newly hatched young camouflaged, Welder Wildlife Refuge, Sinton, Texas, USA

Rolf Nussbaumer / Black necked stilt {Himantopus mexicanus} ruffling feathers, Welder Wildlife Refuge, Sinton, Texas, USA.

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

Rolf Nussbaumer / Black necked stilt {Himantopus mexicanus} on nest incubating eggs, Welder Wildlife Refuge, Sinton, Texas, USA.

Rolf Nussbaumer / Black necked stilt {Himantopus mexicanus} adult preening, Welder Wildlife Refuge, Sinton, Texas, USA.

Tom Vezo / Black necked stilts flying {Himantopus mexicanus} Arizona, USA.

Tom Vezo / Black necked stilt wading {Himantopus mexicanus} Utah, USA

Pete Oxford / Black necked stilt feeding {Himantopus mexicanus} Galapagos

Steven David Miller / Black necked stilt tending eggs in nest {Himantopus mexicanus} Florida, USA

Steven David Miller / Black necked stilt sitting on nest {Himantopus mexicanus} Florida, USA

Tom Vezo / Black necked stilt in flight {Himantopus mexicanus} Arizona, USA