Brazilian Teal vs Wandering Whistling-duck
Amazonetta brasiliensis ile kıyaslandığında Dendrocygna arcuata
Side-by-Side Comparison
| Özellik | Brazilian Teal | Wandering Whistling-duck |
|---|---|---|
| Bilimsel Ad | Amazonetta brasiliensis | Dendrocygna arcuata |
| Takım | Anseriformes | Anseriformes |
| Familya | Anatidae | Anatidae |
| Koruma Durumu | Least Concern | Least Concern |
| Uzunluk | — | — |
| Kanat Açıklığı | 36,1 cm (14.2 in) | 37,2 cm (14.6 in) |
| Ağırlık | 468,0 g (16.51 oz) | 779,5 g (27.50 oz) |
| Beslenme | -- | Eats grasses, sedges, and aquatic plants in tundra; winter diet of coastal salt marsh grasses … |
| Kuluçka Büyüklüğü | 6-11 | 6-15 |
| Population Trend | — | — |
Habitat Comparison
Ortak Yaşam Alanları
Brazilian Teal only
Wandering Whistling-duck only
Hiçbiri
Brazilian Teal
Freshwater lakes, marshes, rivers, flooded forest, and rice paddies across tropical and subtropical South America from Colombia and Venezuela south to northern Argentina. Tolerates natural and agricultural wetlands.
Wandering Whistling-duck
Tropical freshwater marshes, flooded grasslands, swamps, and lake margins from the Philippines and Indonesia through Papua New Guinea to northern and eastern Australia. Nomadic following wet season flooding.
Song & Call Comparison
Brazilian Teal
Male produces a nasal, whistled wheee-oh note; female gives a short, sharp quack. Pairs call back and forth with clear whistled exchanges along Amazonian rivers.
Wandering Whistling-duck
A soft whistle 'whi-whi-whi' in flight. Less vocal than other whistling-ducks; flocks tend to be quieter. Given at dawn and dusk during flight to roosting or feeding areas.
Geographic Range & Migration
Brazilian Teal
Wandering Whistling-duck
Breeds in Arctic and subarctic regions; winters at sea around the Antarctic pack ice, one of the longest migrations known.
Koruma Durumu
Brazilian Teal
Wandering Whistling-duck
How to Tell Them Apart
Brazilian Teal
Males have red bill and legs; brown body with dark brown back, gray head, buff-white face, and dark crown. Females have pale supercilium and paler face. Both show iridescent green …
Wandering Whistling-duck
Rich chestnut-brown head and neck; dark brown back. Flanks rufous with pale buff streaks and dark spots. Belly blackish. Long, dark pinkish legs. Upright posture typical of whistling-ducks. Sexes similar.
About These Birds
Brazilian Teal
A small compact teal with brown plumage, red bill and legs, and males with a distinctive powder-blue speculum. Common in tropical lowland South America. One of the most widespread ducks in Brazil. Found in a wide range of wetland types from flooded forest to open lakes.
Wandering Whistling-duck
A medium-sized whistling-duck with rufous-brown body, dark brown back, pale buff underparts, and a chestnut collar. Found in tropical wetlands from Indonesia to Australia and Pacific islands. Highly social and nomadic. Forages by dabbling and diving in shallow freshwater.