Gabriel Rojo / Black caiman (Melanosuchus niger) on shore, Ibera Marshes, Corrientes Province, Argentina
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Pete Oxford / Black caiman (Melanosuchus niger) catching prey beside fisherman in boat at night, rainforest, Rupununi, Guyana, Endangered
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Pete Oxford / Black caiman basking with butterfly on snout {Caiman niger} Manu National Park, Peru
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Staffan Widstrand / Close up of Black caiman leg and foot. {Caiman niger} Manaus, Brazil
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Pete Oxford / Black caiman {Caiman niger} juvenile on Royal water lily pad (Victoria amazonica) Iwokrama Reserve, Guyana, South America
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Lucas Bustamante / Black Caiman (Melanosuchus niger) Yasuni National Park, Orellana, Ecuador September 2018
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Lucas Bustamante / Black caiman (Melanosuchus niger) Yasuni National Park, Orellana, Ecuador
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Bernard Castelein / Black caiman (Melanosuchus niger), Madidi N.P., Bolivia
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Jeff Foott / Black vulture (Coragyps atratus) feeding on dead Yacare Caiman (Caiman yacare) Cuiaba River, Pantanal Matogrossense National Park, Pantanal, Brazil.
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Lucas Bustamante / Black caiman (Melanosuchus niger) at water surface, Yasuni National Park, Orellana, Ecuador.
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Michel Roggo / Black caiman (Melanosuchus niger) on sandy ground, Rio Negro tributary, with the typical red colour of the water, Amazon, Brazil. Photographed for The Freshwater Project
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Michel Roggo / Black caiman (Melanosuchus niger) on sandy ground of a Rio Negro tributary, with the typical red colour of the water, Amazon, Brazil February 2011 Photographed for the Freshwater Project.