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Yellow-billed Duck

Anas undulata

Least Concern
날개 폭
48.1 cm
체중
907.6666666666666 g
Anatidae
Anseriformes

The bright yellow bill, marked with a black central stripe, is the field mark that names the Yellow-billed Duck (Anas undulata) and separates it at a glance from other African dabbling ducks. The body is brown with pale-edged, scaly-looking feathering, the head browner with a paler face and throat, and the speculum iridescent green and black with white borders; sexes are alike. Freshwater lakes, rivers, marshes and dams across eastern and southern Africa hold the species, from Ethiopia and Uganda south to the Cape, and it tolerates agricultural impoundments and urban wetlands readily. Birds are largely sedentary and often gather in groups near reed beds. Clutches hold four to twelve eggs. The IUCN Red List rates it Least Concern.

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소개

노란부리 오리는 동아프리카와 남아프리카에 서식하는 중간 크기의 오리입니다. 황색 부리와 갈색 반점의 몸통이 특징이며, 고도가 높은 호수와 습지를 선호합니다.

Physical Description

Measurement Value Imperial
날개 폭 48.1 cm 18.9 in
체중 907.6666666666666 g 32.02 oz

식별

깃털

Brown body with scaly pale-edged feathers; head brown with paler face and throat. Diagnostic bright yellow bill with black central stripe. Iridescent green-and-black speculum with white borders. Sexes similar.

Habitat & Range

Freshwater lakes, rivers, marshes, and dams across eastern and southern Africa from Ethiopia and Uganda south to the Cape. Tolerates agricultural impoundments and urban wetlands. Largely sedentary.

분포 지역

Found across sub-Saharan Africa from Senegal to Ethiopia and south to South Africa. Sedentary in freshwater wetlands.

Diet & Feeding

Dives for fish, frogs, and aquatic invertebrates; uses serrated bill to grip prey; diet shifts toward fish in colder months.

보전 상태

Least Concern
IUCN Red List

행동 및 번식

둥지

Incubation: 26-30 days. Fledging: 68 days.

산란 수

4-12

소리

노래

Female gives a loud, descending quacking series; male utters a soft, raspy rehb note. The female's strong quacking call is the dominant sound at sub-Saharan African wetlands.

분류학

Kingdom Animalia
Phylum Chordata
Class Aves
Anseriformes (Waterfowl)
Anatidae (Ducks, Geese & Swans)
Genus Anas
Anas undulata

Distribution

Yellow-billed Duck has been recorded in 5 countries.

출현 Not recorded

countries highlighted

External Databases

자주 묻는 질문

What does the Yellow-billed Duck eat?
Dives for fish, frogs, and aquatic invertebrates; uses serrated bill to grip prey; diet shifts toward fish in colder months.
Where does the Yellow-billed Duck live?
Freshwater lakes, rivers, marshes, and dams across eastern and southern Africa from Ethiopia and Uganda south to the Cape. Tolerates agricultural impoundments and urban wetlands. Largely sedentary.
Is the Yellow-billed Duck endangered?
The Yellow-billed Duck has a conservation status of Least Concern.
How does the Yellow-billed Duck nest?
Incubation: 26-30 days. Fledging: 68 days.
What does the Yellow-billed Duck sound like?
Female gives a loud, descending quacking series; male utters a soft, raspy rehb note. The female's strong quacking call is the dominant sound at sub-Saharan African wetlands.
How big is the Yellow-billed Duck?
The Yellow-billed Duck has a wingspan of 48.1 cm, weight of 907.6666666666666 g.
What order and family does the Yellow-billed Duck belong to?
The Yellow-billed Duck (Anas undulata) belongs to the order Anseriformes and the family Anatidae.

Similar Birds

Other species in the Anatidae family

비교

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