Arctic Sulfur vs Brown Slender Toad

Colias palaeno compared with Ansonia leptopus

Taxonomic Classification

Rank	Arctic Sulfur	Brown Slender Toad
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Amphibia (Amphibians)
Order	Lepidoptera (Butterflies & Moths)	Anura (Frogs & Toads)
Family	Pieridae	Bufonidae
Genus	Colias	Ansonia
Species	Colias palaeno	Ansonia leptopus

Evolutionary Relationship

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

Conservation Status

Arctic Sulfur

LC — Least Concern

Brown Slender Toad

LC — Least Concern

Physical Characteristics

Attribute	Arctic Sulfur	Brown Slender Toad
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic Sulfur

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (24 countries).

Brown Slender Toad

Habitat

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

Arctic Sulfur

Arctic Sulfur (Colias palaeno) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

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.