Merriam’s Pocket Mouse vs Peninsula Spiderhead

Perognathus merriami compared with Serruria decumbens

Key Differences

• Merriam’s Pocket Mouse is Least Concern while Peninsula Spiderhead is Endangered.

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Peninsula Spiderhead
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Rodentia (Rodents)	Proteales (Proteales)
Family	Heteromyidae	Proteaceae
Genus	Perognathus	Serruria
Species	Perognathus merriami	Serruria decumbens

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Peninsula Spiderhead

EN — Endangered

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Peninsula Spiderhead
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Peninsula Spiderhead

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.