Merriam’s Pocket Mouse vs Mottled skate

Perognathus merriami compared with Beringraja pulchra

Key Differences

• Merriam’s Pocket Mouse is Least Concern while Mottled skate is Endangered.

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Mottled skate
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Heteromyidae	Rajidae
Genus	Perognathus	Beringraja
Species	Perognathus merriami	Beringraja pulchra

Evolutionary Relationship

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

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Mottled skate

EN — Endangered

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Mottled skate
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Mottled skate