Bigelow's ray vs Gray Birch Mouse

Rajella bigelowi compared with Sicista pseudonapaea

Key Differences

• Bigelow's ray is Least Concern while Gray Birch Mouse is Data Deficient.

Taxonomic Classification

Rank	Bigelow's ray	Gray Birch Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Rajiformes (Rajiformes)	Rodentia (Rodents)
Family	Rajidae	Dipodidae
Genus	Rajella	Sicista
Species	Rajella bigelowi	Sicista pseudonapaea

Evolutionary Relationship

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

Conservation Status

Bigelow's ray

LC — Least Concern

Gray Birch Mouse

DD — Data Deficient

Physical Characteristics

Attribute	Bigelow's ray	Gray Birch Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigelow's ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Portugal.

Gray Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bigelow's ray

The Bigelow's ray (Rajella bigelowi) is a species in the genus Rajella. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.