Northern Birch Mouse vs Pigeon Flea

Sicista betulina compared with Ceratophyllus columbae

Key Differences

• Northern Birch Mouse is Least Concern while Pigeon Flea is Not Evaluated.

Taxonomic Classification

Rank	Northern Birch Mouse	Pigeon Flea
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Siphonaptera (Siphonaptera)
Family	Dipodidae	Ceratophyllidae
Genus	Sicista	Ceratophyllus
Species	Sicista betulina	Ceratophyllus columbae

Evolutionary Relationship

Northern Birch Mouse and Pigeon Flea share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Northern Birch Mouse

LC — Least Concern

Pigeon Flea

NE — Not Evaluated

Physical Characteristics

Attribute	Northern Birch Mouse	Pigeon Flea
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Northern Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Norway, Russia, Sweden, and Ukraine.

Pigeon Flea

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (18 countries).

Shared Countries

Both species can be found in 5 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇷🇺 Russia 🇸🇪 Sweden 🇺🇦 Ukraine