Merriam’s Pocket Mouse vs Piebald Alpine Toad

Perognathus merriami compared with Scutiger maculatus

Key Differences

• Merriam’s Pocket Mouse is Least Concern while Piebald Alpine Toad is Critically Endangered.

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Piebald Alpine 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	Megophryidae
Genus	Perognathus	Scutiger
Species	Perognathus merriami	Scutiger maculatus

Evolutionary Relationship

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

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Piebald Alpine Toad

CR — Critically Endangered

Physical Characteristics

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

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Piebald Alpine Toad

Habitat

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