Black Nerite vs Brown Slender Toad

Theodoxus prevostianus compared with Ansonia leptopus

Key Differences

• Black Nerite is Endangered while Brown Slender Toad is Least Concern.

Taxonomic Classification

Rank	Black Nerite	Brown Slender Toad
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Moluscos)	Chordata (cordados)
Class	Gastropoda (Gastrópodes)	Amphibia (Anfíbios)
Order	Cycloneritida (Cycloneritida)	Anura (Frogs & Toads)
Family	Neritidae	Bufonidae
Genus	Theodoxus	Ansonia
Species	Theodoxus prevostianus	Ansonia leptopus

Evolutionary Relationship

Black Nerite and Brown Slender Toad share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black Nerite

EN — Endangered

Brown Slender Toad

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Black Nerite

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Found in Norway. Currently classified as 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 Nerite

The Black Nerite (Theodoxus prevostianus) is a species in the genus Theodoxus. It is currently classified as Endangered on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.

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.