Indian Spot-billed Duck vs African Black Duck
Anas poecilorhyncha comparado con Anas sparsa
Side-by-Side Comparison
| Atributo | Indian Spot-billed Duck | African Black Duck |
|---|---|---|
| Nombre científico | Anas poecilorhyncha | Anas sparsa |
| Orden | Anseriformes | Anseriformes |
| Familia | Anatidae | Anatidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 54,4 cm (21.4 in) | 49,5 cm (19.5 in) |
| Peso | 1220,0 g (43.03 oz) | 996,8333333333334 g (35.16 oz) |
| Dieta | Dives for fish and aquatic invertebrates in clear cold streams; serrated bill adapted for catching … | Eats molluscs, crustaceans, and aquatic invertebrates; dives in coastal and freshwater habitats; diet heavier in … |
| Tamaño de la puesta | 6-12 | 4-9 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Indian Spot-billed Duck only
Ninguno
African Black Duck only
Ninguno
Indian Spot-billed Duck
Freshwater lakes, rivers, marshes, rice paddies, and tanks across the Indian subcontinent to Southeast Asia. Common near human habitation. Largely sedentary with some local seasonal movement.
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
Indian Spot-billed Duck
Female gives a loud, emphatic quacking series; male produces a raspy rehb note. Calls are Mallard-like but slightly lower; flocks create a cacophonous quacking chorus on Indian lakes.
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
Indian Spot-billed Duck
Resident in freshwater lakes and rivers across Southeast Asia, from Myanmar to Indonesia and the Philippines.
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
Indian Spot-billed Duck
African Black Duck
How to Tell Them Apart
Indian Spot-billed Duck
Large brownish duck with pale face and distinctive yellow-tipped black bill with red basal spot. Dark cap and eye stripe. Iridescent green speculum with white border. White tertials visible at …
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
Indian Spot-billed Duck
El pato de pico manchado es un pato grande de color marrón con un pico negro con punta amarilla y manchas rojas llamativas en la base. Ampliamente distribuido por el sur y el este de Asia, desde el subcontinente indio hasta Japón, habita en una variedad de humedales de agua dulce. Existen varias subespecies que difieren levemente en el patrón del pico y las marcas faciales.
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.