Black Tooth vs Brown Slender Toad

Phellodon niger compared with Ansonia leptopus

Key Differences

• Black Tooth is Critically Endangered while Brown Slender Toad is Least Concern.

Taxonomic Classification

Rank	Black Tooth	Brown Slender Toad
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Amphibia (Amphibians)
Order	Thelephorales (Thelephorales)	Anura (Frogs & Toads)
Family	Thelephoraceae	Bufonidae
Genus	Phellodon	Ansonia
Species	Phellodon niger	Ansonia leptopus

Conservation Status

Black Tooth

CR — Critically Endangered

Brown Slender Toad

LC — Least Concern

Physical Characteristics

Attribute	Black Tooth	Brown Slender Toad
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Tooth

Habitat

Inhabits temperate broadleaf and mixed forests within the Palearctic biogeographic realm.

Range

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

Brown Slender Toad

Habitat

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

Black Tooth

The Black Tooth (Phellodon niger) is a species in the genus Phellodon. It is currently classified as Critically Endangered on the IUCN Red List. Distributed across Belgium, Denmark, Norway, Sweden, and United States. 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.