Yellow-billed Teal vs African Black Duck
Anas flavirostris comparado con Anas sparsa
Side-by-Side Comparison
| Atributo | Yellow-billed Teal | African Black Duck |
|---|---|---|
| Nombre científico | Anas flavirostris | Anas sparsa |
| Orden | Anseriformes | Anseriformes |
| Familia | Anatidae | Anatidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 38,2 cm (15.0 in) | 49,5 cm (19.5 in) |
| Peso | 609,0 g (21.48 oz) | 996,8333333333334 g (35.16 oz) |
| Dieta | -- | -- |
| Tamaño de la puesta | 5-13 | 4-9 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Yellow-billed Teal only
African Black Duck only
Ninguno
Yellow-billed Teal
Freshwater lakes, marshes, rivers, and bogs from sea level to 4,500 m across South America from Colombia and Venezuela south to Tierra del Fuego. Common at high-altitude Andean lakes and puna wetlands.
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 Teal
Male utters a high-pitched, clear whistle; female gives a soft, muffled quack. Quiet calls suit the high-altitude Andean wetlands where this teal forages in shallow freshwater.
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.
Estado de conservación
Yellow-billed Teal
African Black Duck
How to Tell Them Apart
Yellow-billed Teal
Brownish-gray body finely mottled with dark spots. Diagnostic bright yellow bill with dark culmen stripe. Speculum iridescent green. Head grayish-brown, slightly darker crown. Sexes similar. Andean and Patagonian lakes.
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 Teal
El pato barcino es una cerceta pequeña y común ampliamente distribuida por América del Sur, desde Colombia y Venezuela hasta Tierra del Fuego. Tiene plumaje marrón moteado con un espéculo alar verde brillante y el pico de color amarillo-anaranjado. Es un habitante ubicuo de los humedales sudamericanos, encontrándose en lagunas, ríos, arroyos y pantanos.
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.