Eurasian water shrew vs Flea

Neomys fodiens compared with Ctenocephalides canis

Key Differences

• Eurasian water shrew is Endangered while Flea is Not Evaluated.

Taxonomic Classification

Rank	Eurasian water shrew	Flea
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Soricomorpha (Soricomorpha)	Siphonaptera (Siphonaptera)
Family	Soricidae	Pulicidae
Genus	Neomys	Ctenocephalides
Species	Neomys fodiens	Ctenocephalides canis

Evolutionary Relationship

Eurasian water shrew and Flea share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Eurasian water shrew

EN — Endangered

Flea

NE — Not Evaluated

Physical Characteristics

Attribute	Eurasian water shrew	Flea
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eurasian water shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, Denmark, Norway, Russia, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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).

Eurasian water shrew

Eurasian water shrew (Neomys fodiens) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden