Nick Garbutt / Giant Water Lilies (Victoria amazonica) in a lagoon at Porto Jofre, off the Cuiaba River, northern Pantanal, Mato Grosso State, Brazil, South America.

Nick Garbutt / Giant Water Lilies (Victoria amazonica) in a lagoon at Porto Jofre, off the Cuiaba River, northern Pantanal, Mato Grosso State, Brazil, South America.

Luciano Candisani / Amazon Water Lily (Victoria amazonica) in lake, Amolar Mountains, Pantanal, Brazil

Christophe Courteau / Lily pads of Giant / Royal water lily (Victoria amazonica) Pantanal, Brazil.

Christophe Courteau / Wattled Jacana (Jacana jacana) walking on Giant waterlily leaves (Victoria amazonica) Pantanal. Brazil.

Christophe Courteau / Lily pads of Giant / Royal water lily (Victoria amazonica) Pantanal, Brazil.

Christophe Courteau / Lily pads of Giant / Royal water lily (Victoria amazonica) at dawn Pantanal, Brazil.

Philippe Clement / Australian water lily (Nymphaea gigantea) flowers with Royal water lily (Victoria amazonica / Victoria regia) pads in the background, National Botanic Garden of Belgium, May

Pete Oxford / Aerial view of Giant Amazon / Royal water lily (Victoria amazonica) leaves covering the surface of permanent ponds in the savannah, Rupununi, Guyana

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

Pete Oxford / Giant Amazon / Royal water lily (Victoria amazonica) growing on permanent ponds, savannah, Rupununi, Guyana, August 2009

Pete Oxford / Giant Amazon / Royal water lily (Victoria amazonica) growing on permanent ponds, savannah, Rupununi, Guyana, August 2009