Zwergdrossel vs Graurücken-Musendrossel

Catharus ustulatus compared with Catharus fuscater

Taxonomic Classification

Rank	Zwergdrossel	Graurücken-Musendrossel
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class same	Aves (Vögel)	Aves (Vögel)
Order same	Passeriformes (Sperlingsvögel)	Passeriformes (Sperlingsvögel)
Family same	Turdidae	Turdidae
Genus same	Catharus	Catharus
Species	Catharus ustulatus	Catharus fuscater

Evolutionary Relationship

Zwergdrossel and Graurücken-Musendrossel share a common ancestor at the Genus level: Catharus.

Conservation Status

Zwergdrossel

LC — Least Concern

Graurücken-Musendrossel

LC — Least Concern

Physical Characteristics

Attribute	Zwergdrossel	Graurücken-Musendrossel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Zwergdrossel

Habitat

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

Range

Widely distributed across Europe (Denmark, Norway, Sweden), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Graurücken-Musendrossel

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Zwergdrossel

Olive-Backed Thrush (Catharus ustulatus) 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.

Graurücken-Musendrossel

Slaty-backed Nightingale-Thrush (Catharus fuscater) 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 4 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇳🇴 Norway 🇻🇪 Venezuela