Thomas Mangelsen / White Ibis (Eudocimus albus) trio feeding at sunset, Ding Darling National Wildlife Refuge, Sanibel Island, Florida

Juan Carlos Munoz / White Ibis (Eudocimus albus) landing in mangrove canopy, silhouetted against dusky sky. Everglades National Park, Florida, USA, February.

Juan Carlos Munoz / White Ibis (Eudocimus albus) in flight. Everglades National Park, Florida, USA, February.

Juan Carlos Munoz / White Ibis (Eudocimus albus) in mangrove trees. Everglades National Park, Florida, USA, February.

Juan Carlos Munoz / White Ibis (Eudocimus albus) portriat, Everglades National Park, Florida, USA, February.

Scott Leslie / White Ibis (Eudocimus albus) group taking flight, Everglades National Park, Florida

Gerrit Vyn / White ibis (Eudocimus albus) group roosting in the Mississippi River Delta wetlands, Terrebonne Parish, Louisiana, USA

Steve Gettle / White Ibis (Eudocimus albus), Fort Myers Beach, Florida

Steve Gettle / White Ibis (Eudocimus albus) foraging, Fort Myers Beach, Florida

Steve Gettle / White Ibis (Eudocimus albus) flying, Fort Myers Beach, Florida

LYNN M. STONE / Portrait of White ibis (Eudocimus albus) St. Petersburg, Florida, USA, June

LYNN M. STONE / White ibis (Eudocimus albus) in post breeding plumage, eating mole crab and strand of sea grass, St. Petersburg, Florida, USA, June

LYNN M. STONE / White ibis (Eudocimus albus) hunting at edge of surf for mole crabs on Gulf of Mexico beach, St. Petersburg, Florida, USA, June

LYNN M. STONE / White ibis (Eudocimus albus) in post breeding plumage, with mole crab and strand of sea grass, St. Petersburg, Florida, USA, June

LYNN M. STONE / White ibises (Eudocimus albus) hunting at edge of surf on Gulf of Mexico beach, St. Petersburg, Florida, USA, June

Ernie Janes / White ibis (Eudocimus albus) in flight, Florida, USA, March

Pete Oxford / White Ibis (Eudocimus albus) juvenile wading, Little St. Simon's Island, Georgia

Pete Oxford / Scarlet Ibis (Eudocimus ruber) and a single White Ibis (Eudocimus albus) roosting in treetops. Guarico Province, Venezuela.

Pete Oxford / Scarlet Ibis (Eudocimus ruber) and White Ibis (Eudocimus albus) in flight. Guarico Province, Venezuela.

Marie Read / White Ibis (Eudocimus albus) catching a small crab. Estero Lagoon, Florida, USA, January.

Marie Read / White Ibis (Eudocimus albus) adult scratching, Estero Lagoon, Ft. Myers, Florida, USA, January.

Marie Read / Two White Ibis (Eudocimus albus) during a midair fight over a feeding spot in a Florida wetland, USA, March.

Marie Read / Two White Ibis (Eudocimus albus) during a midair fight over a feeding spot in a Florida wetland, USA, March.

Marie Read / Two White Ibis (Eudocimus albus) during a midair fight over a feeding spot in a Florida wetland, USA, March.

LYNN M. STONE / White Ibis (Eudocimus albus) adult in non-breeding plumage with a very small crab. Tarpon Springs, Florida, USA, November.

LYNN M. STONE / White Ibis (Eudocimus albus) adult in non-breeding plumage hunting in marine grass during extreme low tide. Tarpon Springs, Florida, USA, November.

Pete Oxford / Scarlet Ibis (Eudocimus ruber) and White Ibis (Eudocimus albus) flock flying, Hato Masaguaral working farm and biological station, Venezuela

Donald M. Jones / White Ibis (Eudocimus albus) flying back to evening roost, Florida

Donald M. Jones / White Ibis (Eudocimus albus) flying, Florida

Donald M. Jones / White Ibis (Eudocimus albus) flying back to evening roost, Florida

Donald M. Jones / White Ibis (Eudocimus albus) flying back to evening roost, Florida

LYNN M. STONE / White Ibis (Eudocimus albus) adult in breeding plumage, feeding on a small crab. Tampa Bay, Florida, USA

LYNN M. STONE / White Ibis (Eudocimus albus) foraging in shallow water, and feeding on a small crab. Tampa Bay, Florida, USA

Gerrit Vyn / White Ibis (Eudocimus albus) lightly oiled adult foraging. Contaminated as a result of the BP Deepwater Horizon oil leak, in the Gulf of Mexico, Plaquemines Parish, Louisiana, USA, July 2010.

Tim Laman / White ibis (Eudocimus albus) standing in water, Sanibel Island, Florida, USA.

Adrian Davies / White ibis (Eudocimus albus) standing at waters edge, Ding Darling Nature Reserve, Sanibel Island, Florida, USA

LYNN M. STONE / White Ibis (Eudocimus albus) feeding on crab, Tampa Bay, Florida, USA

LYNN M. STONE / White ibis (Eudocimus albus) wading, Tampa Bay, Florida, USA

Marie Read / White Ibis (Eudocimus albus), adult in flight, Viera, Florida, USA

Jeff Vanuga / White ibis (Eudocimus albus) flock in flight, Alafia Banks Preserve, Florida, USA, March.

Jeff Vanuga / White ibis (Eudocimus albus) large flock in flight, Alafia Banks Preserve, Florida, USA, March.

Jeff Vanuga / White ibis (Eudocimus albus) flock on ground, Alafia Banks Preserve, Florida, USA, March.

Tim Laman / White Ibis (Endocimus albus) foraging in the shallows of a mangrove island among mangrove seedlings, Alafia Bank Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Tim Laman / White ibis {Eudocimus albus} and Roseate spoonbills (Ajaia ajaja) feeding in the lagoon of a mangrove island, Alafia Bank Bird Sanctuary, Sunken Island, Tampa Bay, Florida, USA.

Adrian Davies / White ibis (Eudocimus albus) standing in shallow water, Florida, USA

Scott Leslie / White Ibis (Eudocimus albus) juvenile flying, Everglades National Park, Florida

Scott Leslie / White Ibis (Eudocimus albus) flying, Everglades National Park, Florida

Winfried Wisniewski / White Ibis (Eudocimus albus) group perching on branches of dead tree, Florida

Winfried Wisniewski / White Ibis (Eudocimus albus) balancing on branch, Florida

Winfried Wisniewski / White Ibis (Eudocimus albus) balancing on branch, Florida

Winfried Wisniewski / White Ibis (Eudocimus albus) perched on branch, Florida

Winfried Wisniewski / White Ibis (Eudocimus albus) walking along the shore, Florida

Winfried Wisniewski / White Ibis (Eudocimus albus) pair walking along the shore, Florida

Winfried Wisniewski / White Ibis (Eudocimus albus) walking on mud flats, Florida

Rob Tilley / White Ibis (Eudocimus albus) standing in tree, Everglades NP, Florida, USA

Tim Fitzharris / White Ibis (Eudocimus albus) flock in a tree, North America

Tim Fitzharris / White Ibis (Eudocimus albus) juvenile in a tree, North America

Tim Fitzharris / White Ibis (Eudocimus albus) preening, North America

Tom Vezo / White Ibis (Eudocimus albus) landing, Rio Grande Valley, Texas

Tom Vezo / White Ibis (Eudocimus albus) flying, Rio Grande Valley, Texas

Rolf Nussbaumer / Immature White Ibis (Eudocimus albus) Lake Corpus Christi, Texas, USA. May 2003

Rolf Nussbaumer / White Ibis (Eudocimus albus) feeding at shoreline, Sanibel Island, Florida, USA. December 1998

DAVID TIPLING / White ibis feeding in swamp (Eudocimus albus) Corkscrew Swamp NWR, Florida, USA

LYNN M. STONE / Flock of White ibis flying {Eudocimus albus} Tampa Bay, Florida, USA

Tom Vezo / White Ibis {Eudocimus albus} Everglades NP, Florida, USA.

Tom Vezo / White Ibis immature {Eudocimus albus} walking amongst vegetation, Texas, USA.

Tom Vezo / White ibis (Eudocimus albus) feeding in shallow water, Florida, USA

Thomas Lazar / White ibis (Eudocimus albus) feeding in water, Meyers Beach, Florida, USA

George McCarthy / White ibis (Eudocimus albus) standing in water, Florida, USA

Thomas Lazar / White ibis portrait (Eudocimus albus) Florida, USA

Steven David Miller / White ibis (Endocimus albus) in tree Florida. Everglades NP, USA.

Rolf Nussbaumer / White Ibis {Eudocimus albus} profile, Welder Wildlife Refuge, Sinton, Texas, USA.

David Tipling / White ibis feeding in swamp. (Eudocimus albus) Florida, USA Corkscrew swamp NWR, bald cypres

Barry Mansell / White ibis pair + chicks at nest {Eudocimus albus} USA.

Rolf Nussbaumer / White ibis {Eudocimus albus} Sanibel Is, Florida, USA

Tom Vezo / White Ibis (Eudocimus albus) juvenile perched on branch, calling, Florida

Thomas Mangelsen / White Ibis (Eudocimus albus) wading in shallow water, Ding Darling National Wildlife Refuge, Sanibel Island, Florida

Thomas Mangelsen / White Ibis (Eudocimus albus) portrait, Estero Beach near Fort Meyers, Florida

Konrad Wothe / White Ibis (Eudocimus albus) expanding wings, North America

Jim Brandenburg / White Ibis (Eudocimus albus) flock foraging in tidal flats, Ding Darling National Wildlife Refuge, Florida

Thomas Lazar / White ibis feeding on crabs, Florida, USA

Hermann Brehm / Scarlet ibis (Eudocimus ruber) Bare faced ibis (Phimosus infuscatus) & White ibis (Eudocimus albus) flying, Llanos del Orinoco, Venezuela, South Amercia.

George McCarthy / White ibis, Evergaldes, Florida, USA

George McCarthy / White ibis feeding in water in the Everglades, Florida, USA

Steven David Miller / White ibis in non-breeding plumage {Eudocimus albus} Corkscrew swamp sanctuary, Florida, USA

Steven David Miller / White ibis feeding in shallow water. (Endocimus albus) Florida Keys, USA.

Steve Gettle / White Ibis (Eudocimus albus), Fort Myers Beach, Florida

Pete Oxford / White Ibis (Eudocimus albus) wading, Little St. Simon's Island, Georgia

Robin Chittenden / White ibis (Eudocimus albus) feeding, Costa Rica, March

Robin Chittenden / White ibis (Eudocimus albus) in river, Costa Rica, March

Onne van der Wal / American white ibis (Eudocimus albus) in flight off Sanibel Island, Florida, USA.

Barry Mansell / White ibis {Eudocimus albus} chick hatching from egg, USA

Barry Mansell / Flock of White ibis {Eudocimus albus} taking off, Merrit Is, Florida, USA

Thomas Mangelsen / White Ibis (Eudocimus albus) portrait, Estero Beach near Fort Meyers, Florida