Brown Slender Toad vs Ruff

Ansonia leptopus compared with Calidris pugnax

Taxonomic Classification

Rank	Brown Slender Toad	Ruff
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Amphibia (両生類)	Aves (鳥類)
Order	Anura (カエル)	Charadriiformes (チドリ目)
Family	Bufonidae	Scolopacidae
Genus	Ansonia	Calidris
Species	Ansonia leptopus	Calidris pugnax

Evolutionary Relationship

Brown Slender Toad and Ruff share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Brown Slender Toad

LC — Least Concern

Ruff

LC — Least Concern

Physical Characteristics

Attribute	Brown Slender Toad	Ruff
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Slender Toad

Habitat

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

Ruff

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Venezuela).

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.

Ruff

Ruff（Calidris pugnax）は IUCN レッドリストで軽度懸念（LC）に分類されている。分布域全体に広く分布し個体数も豊富で、個体群は安定しており差し迫った保全上の懸念はない。