Bird flea vs Noctule

Ceratophyllus zhovtyi compared with Nyctalus noctula

Key Differences

• Bird flea is Least Concern while Noctule is Vulnerable.

Taxonomic Classification

Rank	Bird flea	Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Siphonaptera (Siphonaptera)	Chiroptera (Bats)
Family	Ceratophyllidae	Vespertilionidae
Genus	Ceratophyllus	Nyctalus
Species	Ceratophyllus zhovtyi	Nyctalus noctula

Evolutionary Relationship

Bird flea and Noctule share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bird flea

LC — Least Concern

Noctule

VU — Vulnerable

Physical Characteristics

Attribute	Bird flea	Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bird flea

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in United States.

Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Bird flea

The Bird flea (Ceratophyllus zhovtyi) is a species in the genus Ceratophyllus. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Noctule

Noctule (Nyctalus noctula) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.