Grass Wren vs Red-billed Duck

Cistothorus platensis compared with Anas erythrorhyncha

Taxonomic Classification

Rank	Grass Wren	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	Troglodytidae	Anatidae
Genus	Cistothorus	Anas
Species	Cistothorus platensis	Anas erythrorhyncha

Evolutionary Relationship

Grass Wren and Red-billed Duck share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Grass Wren

LC — Least Concern

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Grass Wren	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Grass Wren

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, United States, and Venezuela.

Red-billed Duck

Habitat

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

Range

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

Grass Wren

Grass Wren (Cistothorus platensis) 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.

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