Merriam’s Pocket Mouse vs Mountain Toad

Perognathus merriami compared with Incilius cavifrons

Key Differences

• Merriam’s Pocket Mouse is Least Concern while Mountain Toad is Endangered.

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Mountain 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	Incilius
Species	Perognathus merriami	Incilius cavifrons

Evolutionary Relationship

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

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Mountain Toad

EN — Endangered

Physical Characteristics

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

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Mountain Toad

Habitat

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

Range

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