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
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Anup Shah / Hippopotamus (Hippopotamus amphibius) head portrait, resting pool, Masai Mara National Reserve, Kenya. March
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Anup Shah / Hippopotamus (Hippopotamus amphibius) males fighting in pool, Masai Mara National Reserve, Kenya. February
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Eric Baccega / Marsh swamp in Newfoundland Island, Canada, September 2010
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Juan Manuel Borrero / Lake with Victoria waterlilies (Victoria regia). Amazon basin, Loreto, Peru
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Juan Manuel Borrero / Lake with Victoria waterlilies (Victoria regia). Amazon basin, Loreto, Peru
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Jouan & Rius / Water lilies {Nymphaceae} on Yellow Water, South Alligator River floodplain, Kakadu National Park, Northern Territory, Australia
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Jouan & Rius / Water lilies {Nymphaceae} on Yellow Water, South Alligator River floodplain, Kakadu National Park, Northern Territory, Australia
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Jouan & Rius / Water lilies {Nymphaceae} on Yellow Water, South Alligator River floodplain, Kakadu National Park, Northern Territory, Australia
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Jouan & Rius / Water lilies in bloom, Northern Dry Forest, Madagascar
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Jouan & Rius / Water lilies in bloom, Northern Dry Forest, Madagascar
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Martin Dohrn / Water lilies {Nymphaeacae} growing in Bosherston Pools (National trust), Pembrokeshire, Wales, UK
