🐦

Northern Screamer

Chauna chavaria

Least Concern

翼開長

98.6 cm

体重

2345.6666666666665 g

科

Anhimidae

目

Anseriformes

について

短い灰色の冠羽・赤い裸の顔面皮膚・翼の骨質の突起を持つ大型の灰白色の水鳥。コロンビアとベネズエラ北西部の淡水湿地と湿潤サバンナに生息。一夫一妻制。

Physical Description

Measurement	Value	Imperial
翼開長	98.6 cm	38.8 in
体重	2345.6666666666665 g	82.74 oz

識別

羽毛

Mostly gray plumage; head and neck grayish with black crown and nape. Bare red facial skin around eye. White cheek patches. Underparts grayish-white. Legs red. Sexes similar.

Habitat & Range

Freshwater marshes, wet savannas, lake edges, and seasonally flooded grasslands in northern Colombia and northwestern Venezuela. Associated with low-lying wetlands near large rivers and estuaries.

🌿 Wetland

分布域

Endemic to the Falkland Islands. Non-migratory; inhabits grasslands and coastal vegetation year-round on this remote archipelago.

Diet & Feeding

Herbivore; grazes upland grasses and sedges; arctic breeder wintering on coastal salt marshes and agricultural grasslands.

保全状況

Least Concern

IUCN Red List

行動と繁殖

営巣

Incubation: 42-44 days. Fledging: 56-70 days.

一腹卵数

2-7

鳴き声

さえずり

Loud, far-carrying screaming calls given in chorus by flocks. Call is a ringing 'cchaaaaa'. Less commonly heard than Horned Screamer but still highly vocal in wetland habitat.

分類学

Kingdom	Animalia
Phylum	Chordata
Class	Aves
目	Anseriformes (Waterfowl)
科	Anhimidae (Screamers)
Genus	Chauna
種	Chauna chavaria

Distribution

Northern Screamer has been recorded in 3 countries.

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生息あり Not recorded

countries highlighted

🇳🇴 Norway 🇨🇴 Colombia 🇻🇪 Venezuela

External Databases

よくある質問

What does the Northern Screamer eat?

Herbivore; grazes upland grasses and sedges; arctic breeder wintering on coastal salt marshes and agricultural grasslands.

Where does the Northern Screamer live?

Freshwater marshes, wet savannas, lake edges, and seasonally flooded grasslands in northern Colombia and northwestern Venezuela. Associated with low-lying wetlands near large rivers and estuaries.

Is the Northern Screamer endangered?

The Northern Screamer has a conservation status of Least Concern.

How does the Northern Screamer nest?

Incubation: 42-44 days. Fledging: 56-70 days.

What does the Northern Screamer sound like?

Loud, far-carrying screaming calls given in chorus by flocks. Call is a ringing 'cchaaaaa'. Less commonly heard than Horned Screamer but still highly vocal in wetland habitat.

How big is the Northern Screamer?

The Northern Screamer has a wingspan of 98.6 cm, weight of 2345.6666666666665 g.

What order and family does the Northern Screamer belong to?

The Northern Screamer (Chauna chavaria) belongs to the order Anseriformes and the family Anhimidae.