Brown Slender Toad vs Charrán común

Ansonia leptopus compared with Sterna hirundo

Key Differences

• Brown Slender Toad is Least Concern while Charrán común is Endangered.

Taxonomic Classification

Rank	Brown Slender Toad	Charrán común
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Amphibia (Amphibians)	Aves (Birds)
Order	Anura (Frogs & Toads)	Charadriiformes (Charadriiformes)
Family	Bufonidae	Laridae
Genus	Ansonia	Sterna
Species	Ansonia leptopus	Sterna hirundo

Evolutionary Relationship

Brown Slender Toad and Charrán común share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Brown Slender Toad

LC — Least Concern

Charrán común

EN — Endangered

Physical Characteristics

Attribute	Brown Slender Toad	Charrán común
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Slender Toad

Habitat

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

Charrán común

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 9 distinct biome types spanning the Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Europe (7 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela). 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.

Charrán común

El charrán común (Sterna hirundo) está clasificado como En Peligro (EN) en la Lista Roja de la UICN. En alto riesgo de extinción en estado silvestre, con un significativo declive poblacional y amenazas continuas a su supervivencia.