a bird flea vs Murciélago Ratonero Gris

Ceratophyllus farreni compared with Myotis nattereri

Key Differences

• a bird flea is Not Evaluated while Murciélago Ratonero Gris is Critically Endangered.

Taxonomic Classification

Rank	a bird flea	Murciélago Ratonero Gris
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (artrópodos)	Chordata (cordados)
Class	Insecta (insecto)	Mammalia (mamíferos)
Order	Siphonaptera (Siphonaptera)	Chiroptera (Bats)
Family	Ceratophyllidae	Vespertilionidae
Genus	Ceratophyllus	Myotis
Species	Ceratophyllus farreni	Myotis nattereri

Evolutionary Relationship

a bird flea and Murciélago Ratonero Gris share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

a bird flea

NE — Not Evaluated

Murciélago Ratonero Gris

CR — Critically Endangered

Physical Characteristics

Attribute	a bird flea	Murciélago Ratonero Gris
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

a bird flea

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, and Sweden.

Murciélago Ratonero Gris

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (6 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

a bird flea

The a bird flea (Ceratophyllus farreni) is a species in the genus Ceratophyllus. It is not yet evaluated on the IUCN Red List. It is found across Denmark, Norway, and Sweden, inhabiting diverse terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden