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Freckled Duck

Stictonetta naevosa

Least Concern
翼展
46.5 cm
体重
888.25 g
Anatidae
Anseriformes

关于

雀斑鸭是澳大利亚西南部特有的稀有潜鸭,体羽以褐色为主,密布浅色圆斑,如同雀斑,故名。外形独特,在分类上位于树鸭和真正潜鸭之间。栖息于永久性深水湖泊和沼泽,主要在夜间活动,以水生植物为食。由于湿地排干和猎捕,被列为易危物种。

Physical Description

Measurement Value Imperial
翼展 46.5 cm 18.3 in
体重 888.25 g 31.33 oz

识别

羽毛

Dark grayish-brown plumage densely freckled with pale spots and streaks throughout. Head large and rounded with peaked crown. Bill gray-blue with red patch at base in breeding males. Sexes similar.

Habitat & Range

Dense inland freshwater swamps, tea-tree bogs, and reedy lakes across southern and inland Australia. Highly nomadic; follows ephemeral inland flooding. Key breeding sites in Murray-Darling Basin swamps.

分布范围

Breeds in the sub-Arctic and boreal regions of North America; winters inland and coastally across the southern United States.

Diet & Feeding

Filter-feeds on invertebrates and seeds in shallow water; upends in wetlands; diet shifts toward plant matter outside breeding season.

保护状况

Least Concern
IUCN Red List

行为与繁殖

筑巢

Nest type: CP. Incubation: 26-31 days. Fledging: 49-63 days.

产卵数

5-10

声音

鸣唱

Soft, nasal 'quacking' and grunting sounds. Considered a quieter, more secretive duck than most. Males give a soft wheeze; females give low quacks. Not vocal by duck standards.

分类学

Kingdom Animalia
Phylum Chordata
Class Aves
Anseriformes (Waterfowl)
Anatidae (Ducks, Geese & Swans)
Genus Stictonetta
物种 Stictonetta naevosa

Distribution

Freckled Duck has been recorded in 1 countries.

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出现 Not recorded
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countries highlighted

External Databases

常见问题

What does the Freckled Duck eat?
Filter-feeds on invertebrates and seeds in shallow water; upends in wetlands; diet shifts toward plant matter outside breeding season.
Where does the Freckled Duck live?
Dense inland freshwater swamps, tea-tree bogs, and reedy lakes across southern and inland Australia. Highly nomadic; follows ephemeral inland flooding. Key breeding sites in Murray-Darling Basin swamps.
Is the Freckled Duck endangered?
The Freckled Duck has a conservation status of Least Concern.
How does the Freckled Duck nest?
Nest type: CP. Incubation: 26-31 days. Fledging: 49-63 days.
What does the Freckled Duck sound like?
Soft, nasal 'quacking' and grunting sounds. Considered a quieter, more secretive duck than most. Males give a soft wheeze; females give low quacks. Not vocal by duck standards.
How big is the Freckled Duck?
The Freckled Duck has a wingspan of 46.5 cm, weight of 888.25 g.
What order and family does the Freckled Duck belong to?
The Freckled Duck (Stictonetta naevosa) belongs to the order Anseriformes and the family Anatidae.

Similar Birds

Other species in the Anatidae family

比较

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