a bat flea vs Lesser Noctule

Ischnopsyllus intermedius compared with Nyctalus leisleri

Key Differences

• a bat flea is Not Evaluated while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	a bat flea	Lesser Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Siphonaptera (Siphonaptera)	Chiroptera (Bats)
Family	Ischnopsyllidae	Vespertilionidae
Genus	Ischnopsyllus	Nyctalus
Species	Ischnopsyllus intermedius	Nyctalus leisleri

Evolutionary Relationship

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

Conservation Status

a bat flea

NE — Not Evaluated

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	a bat flea	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

a bat flea

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, Portugal, and Sweden.

Lesser Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

a bat flea

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

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇸🇪 Sweden