Brown Slender Toad vs Cottontop Tamarin

Ansonia leptopus compared with Saguinus oedipus

Key Differences

• Brown Slender Toad is Least Concern while Cottontop Tamarin is Critically Endangered.

Taxonomic Classification

Rank	Brown Slender Toad	Cottontop Tamarin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Anura (Frogs & Toads)	Primates (Primates)
Family	Bufonidae	Callitrichidae
Genus	Ansonia	Saguinus
Species	Ansonia leptopus	Saguinus oedipus

Evolutionary Relationship

Brown Slender Toad and Cottontop Tamarin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Brown Slender Toad

LC — Least Concern

Cottontop Tamarin

CR — Critically Endangered

Physical Characteristics

Attribute	Brown Slender Toad	Cottontop Tamarin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Slender Toad

Habitat

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

Cottontop Tamarin

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Colombia. 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.