Darling Downs Hopping Mouse vs Speer’s Collared Frog

Notomys mordax compared with Mannophryne speeri

Key Differences

• Darling Downs Hopping Mouse is Extinct while Speer’s Collared Frog is Critically Endangered.

Taxonomic Classification

Rank	Darling Downs Hopping Mouse	Speer’s Collared Frog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Anura (Frogs & Toads)
Family	Muridae (Mice & Rats)	Aromobatidae
Genus	Notomys	Mannophryne
Species	Notomys mordax	Mannophryne speeri

Evolutionary Relationship

Darling Downs Hopping Mouse and Speer’s Collared Frog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Darling Downs Hopping Mouse

EX — Extinct

Speer’s Collared Frog

CR — Critically Endangered

Physical Characteristics

Attribute	Darling Downs Hopping Mouse	Speer’s Collared Frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Darling Downs Hopping Mouse

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.