French: Dendrocygne à ventre noir German: Rotschnabel-Pfeifgans Spanish: Suirirí piquirrojo
Other common names:
Black-bellied Tree Duck
Subspecies and Distribution
D. a. fulgens
Friedmann, 1947 – Northern Black-bellied Whistling-duck – SE Arizona and SE Texas (S USA) S to C Panama.
D. a. autumnalis
(Linnaeus, 1758) – Southern Black-bellied Whistling-duck – C Panama to South America, S to Ecuador and N Peru in the W and N Argentina in the E.
43–53 cm; 530–890 g (nominate), male 680–907 g, female 652–1021 g (fulgens). Unmistakable. Sexes alike, but male may have slightly darker... read more
Whistling “pee-chee-chee”, uttered particularly vociferously in flight and becomes an almost... read more
Favours tropical lagoons with some tree cover at margins, being found on lakes, reservoirs, stock... read more
Food and feeding
Eminently vegetarian, basically grass and seeds (grain) form overwhelmingly majority of diet in most studies, with 92% in Texas and 97% in... read more
Season variable according to locality; in S USA starts in late Apr/early May and continues into late Aug/early Sept; small young Dec on... read more
Partially migratory. Northernmost breeding areas largely deserted in winter, which birds presumably... read more
Status and conservation
Not globally threatened (Least Concern). Widespread and common; northern subspecies alone estimated to number between 100,000 and 1,000,000 birds, while the southern... read more
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