Merriam’s Pocket Mouse vs Swelling Redbelly Toad

Perognathus merriami compared with Melanophryniscus tumifrons

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Swelling Redbelly Toad
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Anura (Frogs & Toads)
Family	Heteromyidae	Bufonidae
Genus	Perognathus	Melanophryniscus
Species	Perognathus merriami	Melanophryniscus tumifrons

Evolutionary Relationship

Merriam’s Pocket Mouse and Swelling Redbelly Toad share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Swelling Redbelly Toad

LC — Least Concern

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Swelling Redbelly Toad
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Swelling Redbelly Toad

Habitat

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