Brown Slender Toad vs Smith's Thorius

Ansonia leptopus compared with Thorius smithi

Key Differences

• Brown Slender Toad is Least Concern while Smith's Thorius is Critically Endangered.

Taxonomic Classification

Rank	Brown Slender Toad	Smith's Thorius
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Amphibia (Amphibians)	Amphibia (Amphibians)
Order	Anura (Frogs & Toads)	Caudata (Caudata)
Family	Bufonidae	Plethodontidae
Genus	Ansonia	Thorius
Species	Ansonia leptopus	Thorius smithi

Evolutionary Relationship

Brown Slender Toad and Smith's Thorius share a common ancestor at the Class level: Amphibia. (Amphibians)

Conservation Status

Brown Slender Toad

LC — Least Concern

Smith's Thorius

CR — Critically Endangered

Physical Characteristics

Attribute	Brown Slender Toad	Smith's Thorius
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Slender Toad

Habitat

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

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.

Brown Slender Toad

The Brown Slender Toad (Ansonia leptopus) is a species in the genus Ansonia. It is currently classified as Least Concern on the IUCN Red List. Typically found in freshwater habitats, moist forests, and wetlands.