White-backed Duck
Thalassornis leuconotus
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<birdfyi-bird slug="thalassornis-leuconotus"></birdfyi-bird>The White-backed Duck (Thalassornis leuconotus) is a bird species in the family Anatidae (ducks, geese & swans), within the order Anseriformes (waterfowl). Recorded measurements include a wingspan of 33.3 cm and a weight of 704.7 g. The IUCN Red List classifies it as Least Concern.
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Sobre
O pato-de-rabo-branco é um pato mergulhador especializado encontrado em zonas húmidas tropicais da África subsariana e Madagáscar. É o único membro do seu género e distingue-se dos outros patos de cauda rígida pela sua aparência. Tem plumagem castanho-mosqueada com nuca branca distintiva. Habita lagos e pântanos de água doce com vegetação aquática emergente densa. Nidifica sobre a água em plataformas de vegetação. É um mergulhador hábil que se alimenta de material vegetal subaquático.
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| Envergadura | 33,3 cm | 13.1 in |
| Peso | 704,6666666666666 g | 24.86 oz |
Identificação
Plumagem
Heavily mottled and barred brown and buff overall. Diagnostic white back patch visible in flight. Head brown with whitish face and chin. Stiff tail held erect. Sexes similar; stiff-tail diving duck.
Habitat & Range
Freshwater lakes, ponds, and swamps with abundant floating aquatic vegetation, especially water lilies, in sub-Saharan Africa and Madagascar. Prefers shallow sheltered water with emergent vegetation for cover.
Estado de conservação
Comportamento e reprodução
Nidificação
Incubation: 29-33 days. Fledging: 55 days.
Tamanho da postura
4-10
Som
Canto
Soft, low whistles and hissing sounds. The White-backed Duck is relatively quiet compared to whistling-ducks. Alarm call is a low 'peep'. Mostly heard at night.
Taxonomia
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| Ordem | Anseriformes (Waterfowl) |
| Família | Anatidae (Ducks, Geese & Swans) |
| Genus | Thalassornis |
| Espécies | Thalassornis leuconotus |
External Databases
Perguntas frequentes
Where does the White-backed Duck live?
Is the White-backed Duck endangered?
How does the White-backed Duck nest?
What does the White-backed Duck sound like?
How big is the White-backed Duck?
What order and family does the White-backed Duck belong to?
Similar Birds
Other species in the Anatidae family