Allen's Big-eared Bat vs Serotine

Idionycteris phyllotis compared with Eptesicus serotinus

Key Differences

• Allen's Big-eared Bat is Least Concern while Serotine is Vulnerable.

Taxonomic Classification

Rank	Allen's Big-eared Bat	Serotine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Chiroptera (Bats)	Chiroptera (Bats)
Family same	Vespertilionidae	Vespertilionidae
Genus	Idionycteris	Eptesicus
Species	Idionycteris phyllotis	Eptesicus serotinus

Evolutionary Relationship

Allen's Big-eared Bat and Serotine share a common ancestor at the Family level: Vespertilionidae.

Conservation Status

Allen's Big-eared Bat

LC — Least Concern

Serotine

VU — Vulnerable

Physical Characteristics

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

Habitat & Geographic Range

Allen's Big-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (7 countries). Currently classified as Vulnerable 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.

Serotine

Serotine (Eptesicus serotinus) 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.