Maned Duck vs Spotted Whistling-duck
Chenonetta jubata 比較対象 Dendrocygna guttata
Side-by-Side Comparison
| 属性 | Maned Duck | Spotted Whistling-duck |
|---|---|---|
| 学名 | Chenonetta jubata | Dendrocygna guttata |
| 目 | Anseriformes | Anseriformes |
| 科 | Anatidae | Anatidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 51.8 cm (20.4 in) | 41.3 cm (16.3 in) |
| 体重 | 825.25 g (29.11 oz) | 677.5 g (23.90 oz) |
| 食性 | Eats seeds, aquatic plants, and invertebrates; dabbles in shallow water; broadly omnivorous diet shifts with … | Primarily herbivorous; grazes tundra grasses and sedges; winters on coastal marshes and farmland, switching to … |
| 一腹卵数 | 8-11 | 10-11 |
| Population Trend | — | — |
Habitat Comparison
Maned Duck
Open woodland, grassland, parks, golf courses, and farmland near water across most of Australia. Nests in tree hollows up to 30m high. Grazes terrestrially. Highly adaptable to modified and urban environments.
Spotted Whistling-duck
Freshwater wetlands, rice fields, streams, and forest pools in New Guinea, Sulawesi, the Philippines, and Moluccas. Often found near forested rivers and seasonal swamps at low elevations.
Song & Call Comparison
Maned Duck
Male utters soft, goose-like honking notes; female gives a harsh, repeated quacking rattle. Alarm call is a loud, abrupt nasal honk carrying over open water.
Spotted Whistling-duck
A musical, high whistle similar to other whistling-ducks. Call is softer and less far-carrying than White-faced or Black-bellied species. Given in flight and on water.
Geographic Range & Migration
Maned Duck
Found in wetlands of East Africa; largely sedentary with some local seasonal movements following water availability.
Spotted Whistling-duck
Ranges widely across sub-Saharan Africa in open woodland and savanna. Largely sedentary with local seasonal movements to water.
保全状況
Maned Duck
Spotted Whistling-duck
How to Tell Them Apart
Maned Duck
Males have brownish head with short dark mane; gray body with fine vermiculations and chestnut breast spots. Females brown with white supercilium and white chin. Both show white speculum in …
Spotted Whistling-duck
Dark brown above; head and neck dark brown. Underparts heavily spotted white on dark brown ground, giving spotted appearance. Flanks with bold white spots. Pink-red bill and legs. Sexes similar.
About These Birds
Maned Duck
オーストラリアンウッドダックはオーストラリア全土に分布するカモです。雄は暗褐色の頭部と細かい模様の羽毛が特徴的です。草地や農地に隣接した湿地、池、川に生息します。草、種子、昆虫を採食します。木の洞に営巣します。
Spotted Whistling-duck
スポッテドウィスリングダックはインドネシア、フィリピン、パプアニューギニアに分布するツリーダックです。白い斑点のある褐色の羽毛が特徴で、夜間に特徴的な笛のような声でさえずります。熱帯の湿地、稲田、マングローブ林に生息し、草の種子や水草を採食します。