Neil Aldridge / Two adult African jacanas (Actophilornis africanus) flying over reedbeds, Selinda Spillway, northern Botswana.

Wim van den Heever / African jacana (Actophilornis africanus) male holding his youngsters safely under his wings whilst walking. Chobe National Park, Botswana.

Wim van den Heever / African jacana (Actophilornis africanus) male holding his youngsters safely under his wings whilst walking. Chobe National Park, Botswana.

Dong Lei / Pheasant-tailed Jacana (Hydrophasianus chirurgus) Chengdu City, Sichuan Province, China.

Ben Cranke / Wattled Jacana (Jacana jacana) perched on resting Capybara (Hydrochoerus hydrochaeris) Mato Grosso, Pantanal, Brazil. July.

Martin Willis / African Jacana (Actophilornis africanus) walking on floating lily pads, Mabamba Swamp, Uganda

Juergen Freund / Dock worker carrying Yellowfin tuna ashore for weighing, Jacana tuna fish landing, Puerto Princesa, Palawan, Philippines, April 2009

Pete Oxford / Wattled jacana (Jacana jacana) walking on leaf of Royal water lily (Victoria amazonica) savannah, Rupununi, Guyana

Ingo Arndt / African Jacana (Actophilornis africana) foraging near Hippopotamus (Hippopotamus amphibius) amid water lettuce, Masai Mara National Reserve, Kenya

Gabriel Rojo / Wattled jacana {Jacana jacana} Ibera marshes, Argentina

Richard Du Toit / African jacana {Actophilornis africana}, summer, Phinda Resource Reserve, South Africa

Tony Heald / Male African jacana caring for chick and eggs {Actophilornis africana} Chobe NP, Botswana

Hanne & Jens Eriksen / Pheasant-tailed jacana (Hydrophasianus chirurgus) male in breeding plumage, in flight. Oman, July.

Hanne & Jens Eriksen / Pheasant-tailed jacana (Hydrophasianus chirurgus) male in breeding plumage, wading in water. Oman, July.

Tony Heald / African jacana (Actophilornis africanus) walking of Lily pads. Kruger National Park, South Africa.

Rick Price / Comb-crested jacana (Irediparra gallinacea) standing in water amongst vegetation. Ord River, The Kimberley, Western Australia.

Steven David Miller / Comb-crested jacana (Irediparra gallinacea) male and four eggs. The male incubates the eggs. Corroboree Billabong, Mary River, Northern Territory, Australia.

Staffan Widstrand / African jacana, (Actophilornis africanus) walking, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa.

John Shaw / Wattled jacana (Jacana jacana), with chicks tucked under adult's feathers. Note the number of legs showing. Pantanal, Brazil. July.

Bernard Castelein / Wattled jacana (Jacana jacana) walking on mud, Pampas del Yacuma Protected Area, Bolivia

Ann & Steve Toon / African jacana (Actophilornis africanus), Zimanga private game reserve, KwaZulu-Natal, South Africa, September

Piotr Naskrecki / African Jacana (Actophilornis africanus), Gorongosa National Park, Mozambique

Bernard Castelein / African Jacana (Actophilornis africanus), Gambia.

Bernard Castelein / African jacana (Actophilornis africanus), Gambia.

Bernard Castelein / African jacana (Actophilornis africanus), Gambia.

Guy Edwardes / African jacana (Actophilornis africanus) on lily pads, Chobe River, Botswana.

Sebastian Kennerknecht / Pheasant-tailed Jacana (Hydrophasianus chirurgus) flying in breeding plumage, Diyasaru Park, Colombo, Sri Lanka

Sean Viljoen / Slow motion clip of an African jacana (Actophilornis africanus) walking on floating vegetation, Botswana.

Ingo Arndt / Hippopotamus (Hippopotamus amphibius) and African jacana (Actophilornis africana) in pool covered with Water hyacinth, Masai Mara National Reserve, Kenya, Africa

Sylvain Cordier / Wattled jacana (Jacana jacana) juvenile, Sandoval Lake, Peru

Sylvain Cordier / Comb crested jacana (Irediparra gallinacea), walking over waterlily pads, Kakadu, Northern Territory, Australia

Thomas Marent / Capybara (Hydrochoerus hydrochaeris) with Wattled Jacana (Jacana jacana) on its back, Pantanal, Mato Grosso, Brazil

Jen Guyton / African jacana (Actophilornis africanus) wading in Kruger National Park, South Africa.

Eric Baccega / African Jacana (Actophilornis africana) searching for food on water. Swamps of Mabamba, lake Victoria, Uganda.

Eric Baccega / African jacana (Actophilornis africana) walking, Akagera National Park, Rwanda, Africa

Roger Powell / Comb-crested jacana (Irediparra gallinacea) walking over lotus lily-pads. Fogg Dam, Northern Territory, Australia

Juergen Freund / Comb-crested jacana (Irediparra gallinacea) Queensland, Australia.

Wim van den Heever / African jacana (Actophilornis africanus) in flight, Chobe river, Botswana.

Wim van den Heever / African jacana (Actophilornis africanus) juvenile walking on water lillies, Chobe river, Botswana.

Tony Heald / Wattled jacana (Jacana jacana) stalking in water, Pantanal, Brazil

Tony Heald / Wattled Jacana (Jacana jacana) flying over Giant Waterlily (Victoria amazonica) Pantanal, Brazil

Hermann Brehm / Wattled jacana (Jacana jacana) stretching wing, Pantanal, Brazil.

Peter Waechtershaeuser / Pheasant-tailed Jacana (Hydrophasianus chirurgus), Sri Lanka

Gabriel Rojo / Wattled jacana (Jacana jacana) Ibera Marshes, Corrientes Province, Argentina

Gabriel Rojo / Wattled jacana (Jacana jacana) Ibera Marshes, Corrientes Province, Argentina

Hanne & Jens Eriksen / Pheasant tailed jacana (Hydrophasianus chirurgus) walking on vegetation, Oman, May.

Hanne & Jens Eriksen / Pheasant tailed jacana (Hydrophasianus chirurgus) in vegetation on the water, Oman, November.

Pete Oxford / Capybara (Hydrochoerus hydrochaeris) with Wattled jacana (Jacana jacana) on back. Northern Pantanal, Mato Grosso, Brazil.

Suzi Eszterhas / Indian Rhinoceros (Rhinoceros unicornis) facing Bronze-winged Jacana (Metopidius indicus) in wetland, Kaziranga National Park, India

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...

Ben Cranke / Wattled Jacana (Jacana jacana), Cattle Tyrant (Machetornis rixosa) on Capybara (Hydrochoerus hydrochaeris) Mato Grosso, Pantanal, Brazil. July.

Ben Cranke / Wattled Jacana (Jacana jacana) Mato Grosso, Pantanal, Brazil. August.

Steve O. Taylor (GHF) / African jacana (Actophilornis africanus) Uganda.

Ashish & Shanthi Chandola / Pheasant tailed jacana (Hydrophasianus chirurgus), Yala National Park, Sri Lanka.

Ashish & Shanthi Chandola / Pheasant tailed jacana (Hydrophasianus chirurgus), Yala National Park, Sri Lanka.

Ashish & Shanthi Chandola / Pheasant tailed jacana (Hydrophasianus chirurgus), Yala National Park, Sri Lanka.

Denis-Huot / Hippopotamus (Hippopotamus amphibius) amongst water lettuces with a African jacana (Actophilornis africanus) Masai Mara Game Reserve, Kenya

Vincent Grafhorst / Hippopotamus (Hippopotamus amphibius) covered with water plants and with an African Jacana (Actophilornis africanus) on its back, Botswana

Hanne & Jens Eriksen / Pheasant tailed jacana (Hydrophasianus chirurgus) landing, Oman, February

Hanne & Jens Eriksen / Pheasant tailed jacana (Hydrophasianus chirurgus) Oman, February

Lou Coetzer / Male African jacana (Actophilornis africana) carrying chicks under wing, Chobe River, Botswana, March.

Lou Coetzer / African jacana (Actophilornis africana) chick running between water lily pads, Chobe River, Botswana, April.

Lou Coetzer / Male African jacana (Actophilornis africanus) in flight, Chobe River, Botswana, June.

Lou Coetzer / African jacana (Actophilornis africana) foraging for insects in flower, Chobe River, Botswana, November.

Lou Coetzer / African jacana (Actophilornis africana) feeding on water lily bud, Chobe River, Botswana, November.

Lou Coetzer / Juvenile African jacana (Actophilornis africana) foraging for insects in water lily flower, Chobe River, Botswana, May.

Lou Coetzer / Juvenile Africana jacana (Actophilornis africana) walking over water lily pads, Chobe River, Botswana, May.

Lou Coetzer / Sub adult African jacana (Actophilornis africana) running, Chobe River, Botswana, November.

Lou Coetzer / Female African jacana (Actophilornis africana) attacking male, Chobe River, Botswana, October.

Lou Coetzer / Male African jacana (Actophilornis africana) with chick on water lily pads, Chobe River, Botswana, March.

Lou Coetzer / Male African jacana (Actophilornis africana) with chick on water lily pads, Chobe River, Botswana, March.

Lou Coetzer / Male African jacana (Actophilornis africana) and chick on Water lily pads, Chobe River, Botswana, March.

Lou Coetzer / African jacana (Actophilornis africana) chick running across water surface between water lily pads, Chobe River, Botswana, May.

Lou Coetzer / Female African jacana (Actophilornis africana) pulling water lily flower bud, Chobe River, Botswana, September.

Lou Coetzer / African jacana (Actophilornis africana) chick running on water, Chobe River, Botswana, May.

Lou Coetzer / Juvenile African jacana (Actophilornis africana) looking at insect on flower, Chobe River, Botswana, April.

Lou Coetzer / African jacana (Actophilornis africana) chick, one day, standing on leaf, Chobe River, Botswana, April.

Lou Coetzer / Male African jacana (Actophilornis africanus) walking carrying chicks under wing, Chobe River, Botswana.

Lou Coetzer / Male African jacana (Actophilornis africana) running with chick legs hanging out from under wing, Chobe River, Botswana.

Lou Coetzer / Juvenile African jacana (Actophilornis africana) chick standing on one leg on leaf, Chobe River, Botswana, April.

Lou Coetzer / African jacana (Actophilornis africana) with large chick, Chobe River, Botswana.

Lou Coetzer / Male African jacana (Actophilornis africana) rescuing chick from water, Chobe River, Botswana.

Lou Coetzer / Male African jacana (Actophilornis africana) walking with chick falling from under wing, Chobe River, Botswana.

Lou Coetzer / Four African jacana (Actophilornis africana) chicks legs dangling from under male's wing, Chobe River, Botswana.

Lou Coetzer / Juvenile African jacana (Actophilornis africanus) walking off large leaf into water, Chobe River, Botswana, April.

Ralph Martin / Pheasant-tailed Jacana (Hydrophasianus chirurgus) juvenile, Oman

Rob Drummond / Comb-crested Jacana (Irediparra gallinacea), Queensland, Australia

Jan Wegener / Comb-crested Jacana (Irediparra gallinacea), Queensland, Australia

Simon Bennett / Comb-crested Jacana (Irediparra gallinacea), Queensland, Australia

Kim Taylor / Northern Jacana (Jacana spinosa) displaying, showing wing spurs, Costa Rica

Kim Taylor / Northern Jacana (Jacana spinosa) displaying, showing wing spurs, Costa Rica

Denis-Huot / African jacana (Actophilornis africanus) walking on Water Lettuce (Pistia stratiotes) Masai-Mara Game Reserve, Kenya

Denis-Huot / African jacana (Actophilornis africanus) walking on Water Lettuce (Pistia stratiotes) Masai-Mara Game Reserve, Kenya

Denis-Huot / African jacana (Actophilornis africanus) walking on Water Lettuce (Pistia stratiotes) Masai-Mara Game Reserve, Kenya

Denis-Huot / African jacana (Actophilornis africanus) walking on Water Lettuce (Pistia stratiotes) Masai-Mara Game Reserve, Kenya