Spotted Whistling-duck vs Spur-winged Goose
Dendrocygna guttata 비교 대상 Plectropterus gambensis
Side-by-Side Comparison
| 속성 | Spotted Whistling-duck | Spur-winged Goose |
|---|---|---|
| 학명 | Dendrocygna guttata | Plectropterus gambensis |
| 목 | Anseriformes | Anseriformes |
| 과 | Anatidae | Anatidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 41.3 cm (16.3 in) | 104.5 cm (41.1 in) |
| 체중 | 677.5 g (23.90 oz) | 4475.0 g (157.85 oz) |
| 식성 | Primarily herbivorous; grazes tundra grasses and sedges; winters on coastal marshes and farmland, switching to … | Eats seeds, invertebrates, and aquatic plants; dabbles in shallow water; omnivorous diet shifts with breeding … |
| 산란 수 | 10-11 | 6-14 |
| Population Trend | — | — |
Habitat Comparison
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.
Spur-winged Goose
Freshwater lakes, marshes, rivers, and flooded grasslands across sub-Saharan Africa from the Sahel to South Africa. Feeds along wetland margins and on agricultural land near water. Nests on the ground.
Song & Call Comparison
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.
Spur-winged Goose
A harsh, goose-like clucking 'uk-uk-uk' in flight. Males give a whistling hiss. Large and ungainly; its loud wing beats and harsh calls are characteristic of savanna wetlands.
Geographic Range & Migration
Spotted Whistling-duck
Ranges widely across sub-Saharan Africa in open woodland and savanna. Largely sedentary with local seasonal movements to water.
Spur-winged Goose
Breeds across Alaska and Canada in wetlands; winters along the Pacific coast from the Aleutians to Baja California.
보전 상태
Spotted Whistling-duck
Spur-winged Goose
How to Tell Them Apart
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.
Spur-winged Goose
Large; black upperparts with glossy green and purple iridescence. White forehead patch, facial skin reddish, and white underparts. Males have larger red facial caruncle and bill knob than females. Spur …
About These Birds
Spotted Whistling-duck
옆구리에 굵은 흰 반점, 주황-붉은 부리와 다리, 엷은 얼굴을 가진 소형 어두운 갈색 홍따오기. 뉴기니·필리핀·인도네시아의 열대 습지에 서식. 종종 담수 개울과 침수 초원 근처에서 발견. 다른 홍따오기보다 덜 사회적.
Spur-winged Goose
Africa's largest waterfowl, a massive goose-like bird with iridescent black-and-white plumage, a large red bill knob, bare red facial skin, and prominent bony wing spurs. Males can weigh up to 10 kg. Territorial; feeds on aquatic vegetation and agricultural crops across sub-Saharan Africa.