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A northern black-bellied whistling duck (Dendrocygna autumnalis fulgens) at the Tulsa Zoo.

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A northern black-bellied whistling duck (Dendrocygna autumnalis fulgens) at the Tulsa Zoo.

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Black-bellied whistling ducks (Dendrocygna autumnalis autumnalis) at the Brevard Zoo.

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Black-bellied whistling ducks (Dendrocygna autumnalis autumnalis) at the Brevard Zoo.

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A black-bellied whistling duck (Dendrocygna autumnalis autumnalis) at the Brevard Zoo.

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Black-bellied whistling ducks (Dendrocygna autumnalis autumnalis) at the Brevard Zoo.

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Two-week-old black-bellied whistling ducklings (Dendrocygna autumnalis) at the Dallas World Aquarium.

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Two-week-old black-bellied whistling ducklings (Dendrocygna autumnalis) at the Dallas World Aquarium.

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A Northern black-bellied whistling duck (Dendrocygna autumnalis autumnalis) at the Sylvan Heights Bird Park.

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BIR060-00278

A Northern black-bellied whistling duck (Dendrocygna autumnalis autumnalis) at the Sylvan Heights Bird Park.

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BIR060-00276

A Northern black-bellied whistling duck (Dendrocygna autumnalis autumnalis) at the Sylvan Heights Bird Park.

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BIR032-00479

A northern black-bellied whistling duck (Dendrocygna autumnalis fulgens) at the Tulsa Zoo.

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A northern black-bellied whistling duck (Dendrocygna autumnalis fulgens) at the Tulsa Zoo.

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A black-bellied whistling duck (Dendrocygna autumnalis) at the Houston Zoo.

Photo: Julie Jensen Director of Marketing | WVC O: 866.800.7326 | D: 702.443.9249 | E: j.jensen@wvc.org

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