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Mexican Duck

Anas diazi

Not Evaluated
Poids
1003,75 g
Famille
Anatidae
Ordre
Anseriformes

À propos

A large dabbling duck resembling a female Mallard with an olive-green bill, blue speculum, and orange-yellow legs. Found in highland lakes and marshes of Mexico and the southwestern United States. Often considered a Mallard subspecies; sometimes treated as distinct due to limited hybridization.

Physical Description

Measurement Value Imperial
Poids 1003,75 g 35.41 oz

Identification

Plumage

Similar to Mottled Duck; mottled brown plumage with pale buff head showing dark crown and eye stripe. Iridescent blue-purple speculum with white borders. Yellow-orange bill. Both sexes similar. SW USA and Mexico.

Habitat & Range

Freshwater lakes, marshes, and rivers at 1,000–2,500 m in the highlands of Mexico and the southwestern United States. Uses agricultural ponds and irrigation canals.

Répartition géographique

Breeds in central and eastern Siberia; winters in East Asia, Southeast Asia, and the East African coast.

Diet & Feeding

Eats fish, molluscs, and aquatic invertebrates; dives in fresh and salt water; diet shifts between fish and invertebrates seasonally.

Comportement et reproduction

Nidification

Nest type: CP. Incubation: 23-30 days. Fledging: 52-70 days.

Taille de la couvée

1-13

Son

Chant

Female gives a Mallard-like, descending quacking series; male utters a soft, nasal grunt. Vocalizations essentially identical to Mallard; found in Mexican interior wetlands and the Rio Grande.

Taxonomie

Kingdom Animalia
Phylum Chordata
Class Aves
Ordre Anseriformes (Waterfowl)
Famille Anatidae (Ducks, Geese & Swans)
Genus Anas
Espèces Anas diazi

Distribution

Mexican Duck has been recorded in 1 countries.

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Présent Not recorded
{# Simplified country/region shapes — major landmasses with ISO alpha-2 data attributes. These are simplified polygon representations for visual distribution display. #}

countries highlighted

External Databases

Foire aux questions

What does the Mexican Duck eat?
Eats fish, molluscs, and aquatic invertebrates; dives in fresh and salt water; diet shifts between fish and invertebrates seasonally.
Where does the Mexican Duck live?
Freshwater lakes, marshes, and rivers at 1,000–2,500 m in the highlands of Mexico and the southwestern United States. Uses agricultural ponds and irrigation canals.
How does the Mexican Duck nest?
Nest type: CP. Incubation: 23-30 days. Fledging: 52-70 days.
What does the Mexican Duck sound like?
Female gives a Mallard-like, descending quacking series; male utters a soft, nasal grunt. Vocalizations essentially identical to Mallard; found in Mexican interior wetlands and the Rio Grande.
How big is the Mexican Duck?
The Mexican Duck has a weight of 1003.75 g.
What order and family does the Mexican Duck belong to?
The Mexican Duck (Anas diazi) belongs to the order Anseriformes and the family Anatidae.

Similar Birds

Other species in the Anatidae family

Comparer

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