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Hardhead

Aythya australis

Least Concern
Flügelspannweite
42,7 cm
Gewicht
803,75 g
Familie
Anatidae
Ordnung
Anseriformes

The Hardhead (Aythya australis) is a bird species in the family Anatidae (enten, gänse und schwäne), within the order Anseriformes (wasservögel). Recorded measurements include a wingspan of 42.7 cm and a weight of 803.8 g. The IUCN Red List classifies it as Least Concern.

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Über uns

A medium-sized diving duck. Males have rich chestnut-brown body, white eye, and blue-grey bill; females are similar but duller. Australia's only widespread diving duck. Nomadic; follows inland flooding. Forms large rafts on deep lakes.

Physical Description

Measurement Value Imperial
Flügelspannweite 42,7 cm 16.8 in
Gewicht 803,75 g 28.35 oz

Identifizierung

Gefieder

Males dark chocolate-brown with white undertail and flanks. White eye conspicuous. Blue-gray bill with white band and black tip. Females similar but brown with brown eye. Bold white wing stripe in flight. Australian endemic.

Habitat & Range

Deep freshwater lakes, rivers, and reservoirs across Australia and New Guinea. Nomadic in Australia, following seasonal inland flooding. Prefers deep water with submerged aquatic plants.

Erhaltungsstatus

Least Concern
IUCN Red List

Verhalten & Brutverhalten

Nistverhalten

Nest type: PL. Incubation: 25-32 days.

Gelegegröße

6-18

Lautgebung

Gesang

Male produces a deep, purring wheeze; female gives a grating quacking series. Calls closely resemble Common Pochard; the female's harsh notes carry far across Australian freshwater lakes.

Taxonomie

Kingdom Animalia
Phylum Chordata
Class Aves
Ordnung Anseriformes (Wasservögel)
Familie Anatidae (Enten, Gänse und Schwäne)
Genus Aythya
Arten Aythya australis

Distribution

Hardhead has been recorded in 5 countries.

Vorhanden Not recorded

countries highlighted

External Databases

Häufig gestellte Fragen

Where does the Hardhead live?
Deep freshwater lakes, rivers, and reservoirs across Australia and New Guinea. Nomadic in Australia, following seasonal inland flooding. Prefers deep water with submerged aquatic plants.
Is the Hardhead endangered?
The Hardhead has a conservation status of Least Concern.
How does the Hardhead nest?
Nest type: PL. Incubation: 25-32 days.
What does the Hardhead sound like?
Male produces a deep, purring wheeze; female gives a grating quacking series. Calls closely resemble Common Pochard; the female's harsh notes carry far across Australian freshwater lakes.
How big is the Hardhead?
The Hardhead has a wingspan of 42.7 cm, weight of 803.75 g.
What order and family does the Hardhead belong to?
The Hardhead (Aythya australis) belongs to the order Anseriformes and the family Anatidae.

Similar Birds

Other species in the Anatidae family

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