Flea vs Northern Birch Mouse

Ctenocephalides canis compared with Sicista betulina

Key Differences

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

Taxonomic Classification

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

Evolutionary Relationship

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

Conservation Status

Flea

NE — Not Evaluated

Northern Birch Mouse

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Flea

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and North America (United States).

Northern Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden