Allen's Big-eared Bat vs Bufflehead

Idionycteris phyllotis compared with Bucephala albeola

Key Differences

• Allen's Big-eared Bat is Least Concern while Bufflehead is Not Evaluated.

Taxonomic Classification

Rank	Allen's Big-eared Bat	Bufflehead
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Anseriformes (Anseriformes)
Family	Vespertilionidae	Anatidae
Genus	Idionycteris	Bucephala
Species	Idionycteris phyllotis	Bucephala albeola

Evolutionary Relationship

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

Conservation Status

Allen's Big-eared Bat

LC — Least Concern

Bufflehead

NE — Not Evaluated

Physical Characteristics

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

Habitat & Geographic Range

Allen's Big-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bufflehead

Habitat

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

Range

Found across Europe (11 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.

Bufflehead

Bufflehead (Bucephala albeola) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.