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