Yellow-billed Pintail vs African Black Duck
Anas georgica comparado con Anas sparsa
Side-by-Side Comparison
| Atributo | Yellow-billed Pintail | African Black Duck |
|---|---|---|
| Nombre científico | Anas georgica | Anas sparsa |
| Orden | Anseriformes | Anseriformes |
| Familia | Anatidae | Anatidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 41,1 cm (16.2 in) | 49,5 cm (19.5 in) |
| Peso | 626,6666666666666 g (22.11 oz) | 996,8333333333334 g (35.16 oz) |
| Dieta | Eats aquatic invertebrates, molluscs, and small fish; dives in shallow water; diet varies between freshwater … | Eats molluscs, crustaceans, and aquatic invertebrates; dives in coastal and freshwater habitats; diet heavier in … |
| Tamaño de la puesta | 3-12 | 4-9 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Yellow-billed Pintail only
African Black Duck only
Ninguno
Yellow-billed Pintail
Freshwater and brackish lakes, rivers, marshes, and bogs from the Andes to Patagonia in South America, plus the Falkland Islands and South Georgia. Ranges from sea level to high altitudes. Partially migratory.
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.
Song & Call Comparison
Yellow-billed Pintail
Female gives a nasal, descending quacking series; male utters a short, whistled note. Calls are softer than the Northern Pintail; heard across South American lakes and pampas marshes.
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.
Geographic Range & Migration
Yellow-billed Pintail
Breeds across the northern Palearctic; winters in Europe, North Africa, the Middle East, and South Asia.
African Black Duck
Resident across South and Southeast Asia, from India to southern China and the Philippines. Non-migratory in most of its range.
Estado de conservación
Yellow-billed Pintail
African Black Duck
How to Tell Them Apart
Yellow-billed Pintail
Brown plumage with pale buff feather edges creating scalloped pattern. Yellow bill with black ridge and tip. Pointed tail; long neck. Iridescent speculum with buff front border. Sexes similar. Andean …
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 …
About These Birds
Yellow-billed Pintail
El pato maicero o ánade georgiano es un pato dabbling de color marrón amarillento moteado con una larga y puntiaguda cola. Distribuido desde Colombia hasta Argentina y Chile, incluyendo las islas del Atlántico sur, habita en humedales andinos de altitud, lagunas pampeanas y marismas costeras. Su nombre alude a la isla Georgia del Sur, donde se reproduce.
African Black Duck
El pato africano moteado es un pato de tamaño mediano de color marrón oscuro con motas blancas en el pecho y los flancos. Habita en ríos de rápido caudal, cascadas y arroyos de montaña en África central y meridional, siendo inusual entre los patos por su preferencia por aguas corrientes y turbulentas. También se encuentra en altitudes elevadas en las zonas montañosas de África oriental.