Medium Tree-Finch vs Red-billed Duck

Camarhynchus pauper compared with Anas erythrorhyncha

Key Differences

• Medium Tree-Finch is Critically Endangered while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Medium Tree-Finch	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Passeriformes (Songbirds)	Anseriformes (Anseriformes)
Family	Thraupidae	Anatidae
Genus	Camarhynchus	Anas
Species	Camarhynchus pauper	Anas erythrorhyncha

Evolutionary Relationship

Medium Tree-Finch and Red-billed Duck share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Medium Tree-Finch

CR — Critically Endangered

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Medium Tree-Finch	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Medium Tree-Finch

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Distributed across Ecuador and Norway. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Red-billed Duck

Habitat

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

Range

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

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.

Shared Countries

Both species can be found in 2 countries:

🇪🇨 Ecuador 🇳🇴 Norway