White-headed Steamerduck
Tachyeres leucocephalus
Embed This Widget
Add the script tag and a data attribute to embed this widget.
<script src="https://cdn.jsdelivr.net/npm/birdfyi-embed@1/dist/embed.min.js" defer></script>
<div data-birdfyi="bird" data-slug="tachyeres-leucocephalus"></div>Embed via iframe for maximum compatibility.
<iframe src="https://birdfyi.com/iframe/bird/tachyeres-leucocephalus/" width="420" height="400" frameborder="0" style="border:0;border-radius:10px;max-width:100%" loading="lazy"></iframe>Paste this URL in WordPress, Medium, or any oEmbed-compatible platform.
https://birdfyi.com/bird/tachyeres-leucocephalus/Add a dynamic SVG badge to your README or docs.
[](https://birdfyi.com/bird/tachyeres-leucocephalus/)Use the native HTML custom element.
<script src="https://cdn.jsdelivr.net/npm/birdfyi-embed@1/dist/embed.min.js" defer></script>
<birdfyi-bird slug="tachyeres-leucocephalus"></birdfyi-bird>À propos
A large flightless steamerduck with grey body and an entirely white head in males, found only along the Patagonian coast of Chubut Province, Argentina. One of the rarest ducks in South America; range extends for only about 400 km of coastline.
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| Envergure | 55,0 cm | 21.7 in |
| Poids | 3250,0 g | 114.64 oz |
Identification
Plumage
Flightless. Males have white head and neck contrasting with dark gray-brown body; orange bill. Females brown with white facial markings and less contrasting head. Restricted to Chubut, Argentina coast.
Habitat & Range
Rocky coastal shores, sea channels, and sheltered bays along the Patagonian coast of Chubut Province, Argentina. Flightless; strictly coastal. Nests on rocky headlands. Very limited geographic range.
Répartition géographique
Breeds across northern Canada in boreal and sub-Arctic lakes; winters on the Atlantic and Gulf coasts of North America.
Diet & Feeding
Dabbles for aquatic invertebrates, seeds, and plant material in shallow water; diet shifts more toward seeds outside breeding season.
Statut de conservation
Comportement et reproduction
Nidification
Incubation: 30 days. Fledging: 84 days.
Taille de la couvée
3-6
Son
Chant
A deep, rattling call from Patagonian coastal habitat. VU status; calls similar to Magellanic Steamerduck but possibly subtly distinct. Vocalizations in wild remain understudied.
Taxonomie
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| Ordre | Anseriformes (Waterfowl) |
| Famille | Anatidae (Ducks, Geese & Swans) |
| Genus | Tachyeres |
| Espèces | Tachyeres leucocephalus |
Distribution
White-headed Steamerduck has been recorded in 1 countries.
{# Distribution Map — simplified SVG world map with highlighted countries. Expects `country_codes` variable: list of ISO alpha-2 codes (e.g. ["US", "CA", "MX"]). Uses Alpine.js to toggle classes on country paths. #}countries highlighted
External Databases
Foire aux questions
What does the White-headed Steamerduck eat?
Where does the White-headed Steamerduck live?
Is the White-headed Steamerduck endangered?
How does the White-headed Steamerduck nest?
What does the White-headed Steamerduck sound like?
How big is the White-headed Steamerduck?
What order and family does the White-headed Steamerduck belong to?
Similar Birds
Other species in the Anatidae family