Merriam’s Pocket Mouse vs Spiculate Toad

Perognathus merriami compared with Incilius spiculatus

Key Differences

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

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Spiculate 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 spiculatus

Evolutionary Relationship

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

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Spiculate Toad

EN — Endangered

Physical Characteristics

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

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Spiculate 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.