African Black Duck vs Red-crested Pochard
Anas sparsa comparado com Netta rufina
Side-by-Side Comparison
| Atributo | African Black Duck | Red-crested Pochard |
|---|---|---|
| Nome científico | Anas sparsa | Netta rufina |
| Ordem | Anseriformes | Anseriformes |
| Família | Anatidae | Anatidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | — | — |
| Envergadura | 49,5 cm (19.5 in) | 51,7 cm (20.4 in) |
| Peso | 996,8333333333334 g (35.16 oz) | 1087,5 g (38.36 oz) |
| Dieta | -- | -- |
| Tamanho da postura | 4-9 | 6-14 |
| Population Trend | — | — |
Habitat Comparison
Habitats partilhados
African Black Duck only
Nenhum
Red-crested Pochard only
Nenhum
African Black Duck
Fast-flowing rocky rivers and streams, mountain gorges, and waterfalls from sea level to 4,000 m across sub-Saharan Africa from Ethiopia and Kenya south to the Cape. Requires clear turbulent water with boulders.
Red-crested Pochard
Large freshwater and brackish lakes, reservoirs, river deltas, and coastal lagoons across southern Europe and Central Asia. Winters on large open water bodies in southern Europe, the Middle East, and South Asia.
Song & Call Comparison
African Black Duck
Produces a harsh, resonant quacking call; alarm is a loud, emphatic quack repeated rapidly. Both sexes call with strong quacking; pairs duet with synchronized calls along African rivers.
Red-crested Pochard
Male emits a harsh, rasping errr note; female gives a loud, quacking series. The raspy male call is distinctive among pochards; alarm is an emphatic, repeated series on Eurasian lakes.
Estado de conservação
African Black Duck
Red-crested Pochard
How to Tell Them Apart
African Black Duck
Dark blackish-brown plumage with bold white spots on back and scapulars. Iridescent blue-green speculum with white borders. Head dark with pale spots. Bill and legs dark gray. Sexes similar. Fast-flowing …
Red-crested Pochard
Males have rounded orange-rufous head with bright red bill; black breast, neck and undertail; white flanks; brown back. Females dark brown with pale cheeks. Bold white wing stripe in flight. …
About These Birds
African Black Duck
O pato-negro-africano é um pato dabbling de tamanho médio das correntes de montanha e rios do leste e sul da África. Tem plumagem preta com barras brancas visíveis no peito e flancos. Habita rios de correnteza rápida com margens rochosas, geralmente em altitudes mais elevadas. É menos dependente de zonas húmidas abertas do que a maioria dos patos dabbling. É encontrado em florestas ribeirínhas e paisagens de savana com rios adequados. É uma espécie residente e não migratória.
Red-crested Pochard
A large handsome diving duck. Males have a magnificent orange-red rounded head, scarlet bill, black breast and rear, and white flanks; females are brown with contrasting pale cheek. Dives and dabbles for aquatic vegetation. Found across southern Eurasia.