Brown Slender Toad vs common tree frog

Ansonia leptopus compared with Hyla arborea

Key Differences

• Brown Slender Toad is Least Concern while common tree frog is Critically Endangered.

Taxonomic Classification

Rank	Brown Slender Toad	common tree frog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Amphibia (Amphibians)	Amphibia (Amphibians)
Order same	Anura (Frogs & Toads)	Anura (Frogs & Toads)
Family	Bufonidae	Hylidae
Genus	Ansonia	Hyla
Species	Ansonia leptopus	Hyla arborea

Evolutionary Relationship

Brown Slender Toad and common tree frog share a common ancestor at the Order level: Anura. (Frogs & Toads)

Conservation Status

Brown Slender Toad

LC — Least Concern

common tree frog

CR — Critically Endangered

Physical Characteristics

Attribute	Brown Slender Toad	common tree frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Slender Toad

Habitat

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

common tree frog

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (7 countries). 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.

common tree frog

common tree frog (Hyla arborea) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.