African Black Duck vs Baikal Teal
Anas sparsa 비교 대상 Sibirionetta formosa
Side-by-Side Comparison
| 속성 | African Black Duck | Baikal Teal |
|---|---|---|
| 학명 | Anas sparsa | Sibirionetta formosa |
| 목 | Anseriformes | Anseriformes |
| 과 | Anatidae | Anatidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 49.5 cm (19.5 in) | 41.2 cm (16.2 in) |
| 체중 | 996.8333333333334 g (35.16 oz) | 446.75 g (15.76 oz) |
| 식성 | Eats molluscs, crustaceans, and aquatic invertebrates; dives in coastal and freshwater habitats; diet heavier in … | Dabbles for seeds, aquatic invertebrates, and plant matter; omnivorous diet varies with season and water … |
| 산란 수 | 4-9 | 4-10 |
| Population Trend | — | — |
Habitat Comparison
African Black Duck
Fast-flowing rocky rivers and streams, mountain gorges, and waterfalls from sea level to 4,000 m across sub-Saharan Africa from Ethiopia and Kenya south to the Cape. Requires clear turbulent water with boulders.
Baikal Teal
Breeds in boreal taiga along Siberian rivers and boggy ground from western to northeastern Siberia. Winters on freshwater lakes and rice fields in South Korea, Japan, and eastern China.
Song & Call Comparison
African Black Duck
Produces a harsh, resonant quacking call; alarm is a loud, emphatic quack repeated rapidly. Both sexes call with strong quacking; pairs duet with synchronized calls along African rivers.
Baikal Teal
Male gives a soft, liquid wot-wot call; female produces a low, nasal quack. Wintering flocks create a musical murmuring chorus of whistled notes on East Asian wetlands.
Geographic Range & Migration
African Black Duck
Resident across South and Southeast Asia, from India to southern China and the Philippines. Non-migratory in most of its range.
Baikal Teal
Breeds in montane and boreal zones across Eurasia; winters at lower elevations and southern latitudes in Europe and Asia.
보전 상태
African Black Duck
Baikal Teal
How to Tell Them Apart
African Black Duck
Dark blackish-brown plumage with bold white spots on back and scapulars. Iridescent blue-green speculum with white borders. Head dark with pale spots. Bill and legs dark gray. Sexes similar. Fast-flowing …
Baikal Teal
Males have exquisitely patterned green-and-buff head with bold white and black facial stripes. Pinkish breast with black spots; gray flanks; long drooping scapulars. Females brown with white loral spot and …
About These Birds
African Black Duck
아프리카 검정 오리는 사하라 이남 아프리카의 산간 하천과 개울에 서식하는 중간 크기의 오리입니다. 어두운 갈색 깃털과 흰색 반점이 특징이며, 빠르게 흐르는 물에 적응되어 있습니다.
Baikal Teal
A strikingly beautiful teal with intricately patterned golden, green, black, and white head; pink-brown breast; and grey flanks. Breeds in Siberian taiga; winters in East Asia. Once seriously depleted, now recovering. Forms spectacular flocks of hundreds of thousands at South Korean wintering sites.