Cowley’s torpedo ray vs Gray Birch Mouse

Tetronarce cowleyi compared with Sicista pseudonapaea

Key Differences

• Cowley’s torpedo ray is Least Concern while Gray Birch Mouse is Data Deficient.

Taxonomic Classification

Rank	Cowley’s torpedo ray	Gray Birch Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Torpediniformes (electric ray)	Rodentia (Rodents)
Family	Torpedinidae	Dipodidae
Genus	Tetronarce	Sicista
Species	Tetronarce cowleyi	Sicista pseudonapaea

Evolutionary Relationship

Cowley’s torpedo ray and Gray Birch Mouse share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Cowley’s torpedo ray

LC — Least Concern

Gray Birch Mouse

DD — Data Deficient

Physical Characteristics

Attribute	Cowley’s torpedo ray	Gray Birch Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cowley’s torpedo ray

Gray Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.