Allen's Big-eared Bat vs Long-eared Owl

Idionycteris phyllotis compared with Asio otus

Key Differences

• Allen's Big-eared Bat is Least Concern while Long-eared Owl is Data Deficient.

Taxonomic Classification

Rank	Allen's Big-eared Bat	Long-eared Owl
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Strigiformes (Owls)
Family	Vespertilionidae	Strigidae (True Owls)
Genus	Idionycteris	Asio
Species	Idionycteris phyllotis	Asio otus

Evolutionary Relationship

Allen's Big-eared Bat and Long-eared Owl share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Allen's Big-eared Bat

LC — Least Concern

Long-eared Owl

DD — Data Deficient

Physical Characteristics

Attribute	Allen's Big-eared Bat	Long-eared Owl
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Allen's Big-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Long-eared Owl

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (5 countries) and North America (United States).

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.

Long-eared Owl

Long-eared Owl (Asio otus) is classified as Data Deficient (DD) on the IUCN Red List. Insufficient data available to assess extinction risk. Further research and field surveys are needed.