Formosan koa vs Red-billed Duck

Acacia confusa compared with Anas erythrorhyncha

Taxonomic Classification

Rank Formosan koa Red-billed Duck
Kingdom Plantae (Plants) Animalia (Animals)
Phylum Magnoliophyta (Flowering Plants) Chordata (Chordates)
Class Magnoliopsida (Dicots) Aves (Birds)
Order Fabales (Legumes & Allies) Anseriformes (Anseriformes)
Family Fabaceae Anatidae
Genus Acacia Anas
Species Acacia confusa Anas erythrorhyncha

Conservation Status

Formosan koa

LC — Least Concern

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute Formosan koa Red-billed Duck
Diet
Average Lifespan
Average Length
Average Weight

Habitat & Geographic Range

Formosan koa

Habitat

Inhabits tropical and subtropical moist broadleaf forests spanning the Indomalayan and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Mauritius, Seychelles), Asia (5 countries), North America (United States), and Oceania and the Pacific (Fiji, Micronesia, Palau).

Red-billed Duck

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (6 countries) and South America (Ecuador).

Formosan koa

No description available.

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

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