European hamster vs Flea

Cricetus cricetus compared with Nosopsyllus londiniensis

Key Differences

• European hamster is Critically Endangered while Flea is Not Evaluated.

Taxonomic Classification

Rank	European hamster	Flea
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Siphonaptera (Siphonaptera)
Family	Cricetidae	Ceratophyllidae
Genus	Cricetus	Nosopsyllus
Species	Cricetus cricetus	Nosopsyllus londiniensis

Evolutionary Relationship

European hamster and Flea share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

European hamster

CR — Critically Endangered

Flea

NE — Not Evaluated

Physical Characteristics

Attribute	European hamster	Flea
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

European hamster

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 8 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, Denmark, Russia, and Ukraine. Currently classified as Critically 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

Distributed across Sweden and United States.