African Pygmy-goose vs Salvadori's Teal
Nettapus auritus comparado con Salvadorina waigiuensis
Side-by-Side Comparison
| Atributo | African Pygmy-goose | Salvadori's Teal |
|---|---|---|
| Nombre científico | Nettapus auritus | Salvadorina waigiuensis |
| Orden | Anseriformes | Anseriformes |
| Familia | Anatidae | Anatidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 29,9 cm (11.8 in) | 37,2 cm (14.6 in) |
| Peso | 272,5 g (9.61 oz) | 345,6666666666667 g (12.19 oz) |
| Dieta | Filter-feeds on invertebrates and seeds; dabbles in shallow ponds; diet more plant-based outside spring breeding … | Dabbles for seeds and aquatic invertebrates in shallow wetlands; diet broadly omnivorous; invertebrate intake peaks … |
| Tamaño de la puesta | 6-12 | 3-4 |
| Population Trend | — | — |
Habitat Comparison
African Pygmy-goose
Freshwater lakes, ponds, and rivers with floating water lilies and other aquatic vegetation across sub-Saharan Africa from Senegal to Tanzania. Nests in tree cavities near water. Highly dependent on water lily vegetation.
Salvadori's Teal
Fast-flowing clear mountain streams and rivers at 1,000–3,900 m on New Guinea. Requires clean turbulent water with abundant aquatic invertebrates. Avoids lowland and polluted rivers.
Song & Call Comparison
African Pygmy-goose
Male produces a soft, wheezy whistle; female gives a quiet, duck-like quack. Pairs exchange rapid twittering notes during courtship on lily-covered African pools.
Salvadori's Teal
A soft, piping whistle from New Guinea mountain streams. Relatively poorly known; call is a gentle, reedy note. Behavior and vocalizations remain incompletely documented.
Geographic Range & Migration
African Pygmy-goose
Breeds across temperate to sub-Arctic Eurasia; winters in Africa, South Asia, and Southeast Asia.
Salvadori's Teal
Breeds across northern Eurasia; winters in tropical Africa, South Asia, and Southeast Asia. Broad Palearctic–Oriental migration.
Estado de conservación
African Pygmy-goose
Salvadori's Teal
How to Tell Them Apart
African Pygmy-goose
Tiny. Males have glossy dark green head with orange facial patch and ear spot; chestnut-orange flanks; white underparts; black and green back. Females duller with dark eye-stripe. Small yellow-green bill.
Salvadori's Teal
Dark brown plumage with fine pale spotting and barring throughout. Head dark brown; underparts barred brown and buff. Yellow bill with dark tip. Legs and feet yellow. Unique highland New …
About These Birds
African Pygmy-goose
El pigmeo africano o pato enano africano es el pato más pequeño de África y uno de los patos más pequeños del mundo. Tiene plumaje de color verde oscuro y blanco con el cuello de color castaño rojizo. Habita en lagunas tranquilas, estanques y pantanos con abundante vegetación flotante, especialmente lirios de agua, en África subsahariana.
Salvadori's Teal
A small brown torrent-adapted duck with a yellow bill, spotted body, and barred flanks. Endemic to New Guinea's mountain rivers. Often compared to New Zealand's Blue Duck in ecological niche. Inhabits fast-flowing alpine streams. Poorly studied; listed as Vulnerable.