Red-billed Teal vs African Black Duck

Anas erythrorhyncha compared with Anas sparsa

Side-by-Side Comparison

Attribute Red-billed Teal African Black Duck
Scientific Name Anas erythrorhyncha Anas sparsa
Order Anseriformes Anseriformes
Family Anatidae Anatidae
Conservation Status Least Concern Least Concern
Length — —
Wingspan 43.0 cm (16.9 in) 49.5 cm (19.5 in)
Weight 648.0 g (22.86 oz) 996.8333333333334 g (35.16 oz)
Diet -- --
Clutch Size 5-13 4-9
Population Trend — —

Habitat Comparison

Shared Habitats

Red-billed Teal only

None

African Black Duck only

Red-billed Teal

Freshwater lakes, marshes, pans, and flooded fields across sub-Saharan Africa from Ethiopia and Sudan south to the Cape. Nomadic; follows seasonal flooding. Very tolerant of saline conditions.

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

Red-billed Teal

Song

Female produces a loud, nasal quacking series; male gives a soft, nasal grunt. Both sexes call with emphatic, honking quacks that carry across African open wetlands and dams.

African Black Duck

Song

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.

Conservation Status

Least Concern

Red-billed Teal

Least Concern

African Black Duck

How to Tell Them Apart

Red-billed Teal

Plumage

Diagnostic bright pink-red bill with dark ridge contrasting with dark brown cap. Body brown, finely scalloped. White sides of face. Pale buff-white speculum with dark border. Sexes similar. Sub-Saharan Africa.

African Black Duck

Plumage

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

Red-billed Teal

A medium-sized teal with a distinctive red bill, dark brown cap and back, pale cheeks, and fine barring on the flanks. Common in sub-Saharan Africa, especially eastern and southern Africa. Nomadic; follows seasonal rainfall. One of Africa's most abundant ducks.

African Black Duck

A medium-sized dark brown duck with white spots on the back, a dark bill, and orange legs. Found along fast-flowing rocky rivers and streams in Africa. Territorial and monogamous; pairs defend stretches of river. Related to Pacific Black Duck.

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