Allen's Big-eared Bat vs Fen Dwarf

Idionycteris phyllotis compared with Elachista pomerana

Key Differences

• Allen's Big-eared Bat is Least Concern while Fen Dwarf is Endangered.

Taxonomic Classification

Rank	Allen's Big-eared Bat	Fen Dwarf
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Chiroptera (Bats)	Lepidoptera (Butterflies & Moths)
Family	Vespertilionidae	Elachistidae
Genus	Idionycteris	Elachista
Species	Idionycteris phyllotis	Elachista pomerana

Evolutionary Relationship

Allen's Big-eared Bat and Fen Dwarf share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Allen's Big-eared Bat

LC — Least Concern

Fen Dwarf

EN — Endangered

Physical Characteristics

Attribute	Allen's Big-eared Bat	Fen Dwarf
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Allen's Big-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Fen Dwarf

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Allen's Big-eared Bat

The Allen's Big-eared Bat (Idionycteris phyllotis) is a species in the genus Idionycteris. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.