African Black Duck vs Ringed Teal
Anas sparsa comparado con Callonetta leucophrys
Side-by-Side Comparison
| Atributo | African Black Duck | Ringed Teal |
|---|---|---|
| Nombre científico | Anas sparsa | Callonetta leucophrys |
| Orden | Anseriformes | Anseriformes |
| Familia | Anatidae | Anatidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 49,5 cm (19.5 in) | 33,8 cm (13.3 in) |
| Peso | 996,8333333333334 g (35.16 oz) | 345,0 g (12.17 oz) |
| Dieta | Eats molluscs, crustaceans, and aquatic invertebrates; dives in coastal and freshwater habitats; diet heavier in … | Eats seeds, plant material, and aquatic invertebrates; filter-feeds in shallow water; broadly omnivorous and seasonally … |
| Tamaño de la puesta | 4-9 | 6-12 |
| Population Trend | — | — |
Habitat Comparison
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.
Ringed Teal
Subtropical forests, gallery woodlands, and wooded wetland margins in Bolivia, Brazil, Paraguay, Uruguay, and northeastern Argentina. Nests in tree hollows near water. Requires forested streams and rivers.
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.
Ringed Teal
Male utters a soft, high-pitched squeak; female gives a low, grunting kow note. Courtship involves quiet twittering exchanges between pairs in South American gallery forests.
Geographic Range & Migration
African Black Duck
Resident across South and Southeast Asia, from India to southern China and the Philippines. Non-migratory in most of its range.
Ringed Teal
Breeds in the southern Palearctic from the Iberian Peninsula to Central Asia; winters mainly in sub-Saharan Africa.
Estado de conservación
African Black Duck
Ringed Teal
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 …
Ringed Teal
Males have gray head with black crown; pink breast with black spots; chestnut back; buff-white flanks with fine barring. White facial blaze. Females brown with pale supercilium and white spots …
About These Birds
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.
Ringed Teal
El pato anteado o pato de collar es un pequeño y vistoso pato de Argentina, Uruguay, Brasil y Bolivia. El macho tiene la cabeza de color gris y el pecho marrón-rojizo con un delicado collar gris, y la hembra tiene marcas faciales blancas. Habita en lagunas, pantanos y arroyos de agua dulce con vegetación, frecuentemente en áreas abiertas o semiboscosas.