White-faced Whistling-Duck x Fulvous Whistling-Duck Dendrocygna viduata x Dendrocygna bicolor

This captive hybrid was among Fulvous Whistling-Ducks. The only other species of Whistling-Duck observed at the site (but not in the same enclosure) was White-faced Whistling-Duck and a hybrid between the two species seems to be the best explanation for its appearance.

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captive presumed White-faced Whistling-Duck x Fulvous Whistling-Duck, Pensthorpe (Norfolk, UK), 9th March 2014