John Cancalosi / Two Black-bellied whistling ducks (Dendrocygna autumnalis) standing in rain, preening and shaking water from their backs, Louisiana, April.
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Nick Hawkins / Black-bellied whistling ducks (Dendrocygna autumnalis) flock in flight, Palo Verde National Park, Costa Rica.
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Marie Read / Black-bellied whistling ducks (Dendrocygna autumnalis) flock of six in flight, Venice, Florida, USA, March.
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Marie Read / Black-bellied whistling-ducks (Dendrocygna autumnalis), group perched amid Spanish moss on bald cypress tree, Lakeland, Florida, USA, January.
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Marie Read / Black-bellied whistling-ducks (Dendrocygna autumnalis), group perched amid Spanish moss on bald cypress tree, Lakeland, Florida, USA, January.
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Cyril Ruoso / Black-bellied whistling-duck (Dendrocygna autumnalis) flock of six flying, South Texas, USA, April.
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Claudio Contreras / Black-bellied whistling-duck (Dendrocygna autumnalis) landing, Laredo Borderlands, Texas, USA. April
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Claudio Contreras / Black-bellied whistling-duck (Dendrocygna autumnalis) landing, Laredo Borderlands, Texas, USA. April
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Claudio Contreras / Black-bellied whistling-duck (Dendrocygna autumnalis) silhouetted in tree, with two landing, Laredo Borderlands, Texas, USA. April
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Gabriel Rojo / Black-bellied whistling ducks (Dendrocygna autumnalis) group in flight, Ibera Marshes, Corrientes Province, Argentina.
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Ron Bielefeld / Black-bellied Whistling Duck (Dendrocygna autumnalis), Florida
