Smith's Thorius vs Yellow-browed Sparrow

Thorius smithi compared with Ammodramus aurifrons

Key Differences

• Smith's Thorius is Critically Endangered while Yellow-browed Sparrow is Least Concern.

Taxonomic Classification

Rank	Smith's Thorius	Yellow-browed Sparrow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Aves (Birds)
Order	Caudata (Caudata)	Passeriformes (Songbirds)
Family	Plethodontidae	Passerellidae
Genus	Thorius	Ammodramus
Species	Thorius smithi	Ammodramus aurifrons

Evolutionary Relationship

Smith's Thorius and Yellow-browed Sparrow share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Smith's Thorius

CR — Critically Endangered

Yellow-browed Sparrow

LC — Least Concern

Physical Characteristics

Attribute	Smith's Thorius	Yellow-browed Sparrow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Smith's Thorius

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Found in Mexico. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Yellow-browed Sparrow

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Yellow-browed Sparrow

Yellow-browed Sparrow (Ammodramus aurifrons) 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.