Brown Slender Toad vs Taiwan spurdog

Ansonia leptopus compared with Squalus formosus

Key Differences

• Brown Slender Toad is Least Concern while Taiwan spurdog is Endangered.

Taxonomic Classification

Rank	Brown Slender Toad	Taiwan spurdog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Elasmobranchii
Order	Anura (Frogs & Toads)	Squaliformes (Squaliformes)
Family	Bufonidae	Squalidae
Genus	Ansonia	Squalus
Species	Ansonia leptopus	Squalus formosus

Evolutionary Relationship

Brown Slender Toad and Taiwan spurdog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Brown Slender Toad

LC — Least Concern

Taiwan spurdog

EN — Endangered

Physical Characteristics

Attribute	Brown Slender Toad	Taiwan spurdog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Slender Toad

Habitat

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

Taiwan spurdog

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan. Currently classified as 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.