Allen's Big-eared Bat vs Swan-feather Dwarf

Idionycteris phyllotis compared with Elachista argentella

Key Differences

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

Taxonomic Classification

Rank	Allen's Big-eared Bat	Swan-feather 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 argentella

Evolutionary Relationship

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

Conservation Status

Allen's Big-eared Bat

LC — Least Concern

Swan-feather Dwarf

EN — Endangered

Physical Characteristics

Attribute	Allen's Big-eared Bat	Swan-feather 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.

Swan-feather 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.