Chestnut dunnart vs Speer’s Collared Frog

Sminthopsis archeri compared with Mannophryne speeri

Key Differences

• Chestnut dunnart is Data Deficient while Speer’s Collared Frog is Critically Endangered.

Taxonomic Classification

Rank	Chestnut dunnart	Speer’s Collared Frog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Dasyuromorphia (Dasyuromorphia)	Anura (Frogs & Toads)
Family	Dasyuridae	Aromobatidae
Genus	Sminthopsis	Mannophryne
Species	Sminthopsis archeri	Mannophryne speeri

Evolutionary Relationship

Chestnut dunnart and Speer’s Collared Frog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Chestnut dunnart

DD — Data Deficient

Speer’s Collared Frog

CR — Critically Endangered

Physical Characteristics

Attribute	Chestnut dunnart	Speer’s Collared Frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chestnut dunnart

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Speer’s Collared Frog

Habitat

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

Range

Found in Venezuela. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Chestnut dunnart

The Chestnut dunnart (Sminthopsis archeri) is a species in the genus Sminthopsis. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.