Bicknell's Thrush vs Olive-Backed Thrush

Catharus bicknelli compared with Catharus ustulatus

Key Differences

Bicknell's Thrush is Vulnerable while Olive-Backed Thrush is Least Concern.

Taxonomic Classification

Rank	Bicknell's Thrush	Olive-Backed Thrush
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Aves (นก)	Aves (นก)
Order same	Passeriformes (นกเกาะคอน)	Passeriformes (นกเกาะคอน)
Family same	Turdidae	Turdidae
Genus same	Catharus	Catharus
Species	Catharus bicknelli	Catharus ustulatus

Evolutionary Relationship

Bicknell's Thrush and Olive-Backed Thrush share a common ancestor at the Genus level: Catharus.

ดู: Genus: Catharus

Conservation Status

Bicknell's Thrush

VU — Vulnerable

Olive-Backed Thrush

LC — Least Concern

Physical Characteristics

Attribute	Bicknell's Thrush	Olive-Backed Thrush
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bicknell's Thrush

Habitat

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

Range

Distributed across Norway and United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Olive-Backed Thrush

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).

Bicknell's Thrush

The Bicknell's Thrush (Catharus bicknelli) is a species in the genus Catharus. It is currently classified as Vulnerable on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Olive-Backed Thrush

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.