Hartlaub's Duck vs Blue-billed Teal
Pteronetta hartlaubii comparado com Spatula hottentota
Side-by-Side Comparison
| Atributo | Hartlaub's Duck | Blue-billed Teal |
|---|---|---|
| Nome científico | Pteronetta hartlaubii | Spatula hottentota |
| Ordem | Anseriformes | Anseriformes |
| Família | Anatidae | Anatidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | — | — |
| Envergadura | 53,4 cm (21.0 in) | 29,4 cm (11.6 in) |
| Peso | 910,0 g (32.10 oz) | 269,2 g (9.50 oz) |
| Dieta | Eats seeds, aquatic invertebrates, and plant matter; dabbles in ponds and marshes; diet more invertebrate-heavy … | Feeds on seeds, aquatic plants, and invertebrates; filter-feeds in shallow water; broadly omnivorous and seasonally … |
| Tamanho da postura | 7-11 | 5-12 |
| Population Trend | — | — |
Habitat Comparison
Habitats partilhados
Hartlaub's Duck only
Blue-billed Teal only
Nenhum
Hartlaub's Duck
Tropical rainforest streams, forest pools, and shaded swamps from Guinea and Sierra Leone east through the Congo Basin to Uganda and western Kenya. Requires undisturbed riverine forest with shaded water.
Blue-billed Teal
Freshwater lakes, marshes, pans, and flooded grasslands across sub-Saharan Africa from Senegal and Sudan south to the Cape. Nomadic; follows seasonal rains. Common but easily overlooked among reed beds.
Song & Call Comparison
Hartlaub's Duck
A low, nasal 'quack' and soft 'kek-kek'. Generally quieter than other perching ducks. Calls from dense Central and West African rainforest where it is rarely observed.
Blue-billed Teal
Male utters a soft, teal-like peep; female gives a muted quack. Pairs call quietly in dense papyrus; soft contact calls help birds maintain proximity in thick African marsh vegetation.
Geographic Range & Migration
Hartlaub's Duck
Breeds in wetlands across Eurasia; winters from Africa and the Middle East to South and Southeast Asia.
Blue-billed Teal
Breeds in Arctic and subarctic Eurasia; winters at sea in the North Atlantic and from western Europe to eastern Africa.
Estado de conservação
Hartlaub's Duck
Blue-billed Teal
How to Tell Them Apart
Hartlaub's Duck
Dark chocolate-brown body; white patches at side of head distinctive. Males have dark blue frontal shield extending from bill. Wings show pale blue-gray inner forewing. Legs gray. West African forest …
Blue-billed Teal
Small; males have pale blue-gray bill contrasting with brown-gray body. Head finely spotted; underparts barred brown and white. Males show powder-blue forewing in flight. Females browner. African marsh species.
About These Birds
Hartlaub's Duck
O pato-de-hartlaub é um pato de tamanho médio da África Central Ocidental, encontrado nas florestas húmidas e zonas húmidas fluviais do Gabão, Camarões, Congo e países adjacentes. Os machos têm cabeça azulada escura com bico azul e corpo castanho-avermelhado escuro. O bico tem um tubérculo menor do que em muitas espécies. Habita rios de floresta e ribeiros lentos com vegetação ribeirinha. É pouco conhecido e difícil de observar na densa floresta tropical onde habita.
Blue-billed Teal
A small dark teal with blue-grey bill and legs, brown-streaked plumage, and fine pale spotting on the flanks. The most widespread teal in sub-Saharan Africa. Found on freshwater lakes and marshes. Highly nomadic; follows seasonal rainfall. Swims low in the water like a pochard.