Allen's Big-eared Bat vs Spectacled Eider

Idionycteris phyllotis compared with Somateria fischeri

Key Differences

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

Taxonomic Classification

Rank	Allen's Big-eared Bat	Spectacled Eider
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	Somateria
Species	Idionycteris phyllotis	Somateria fischeri

Evolutionary Relationship

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

Conservation Status

Allen's Big-eared Bat

LC — Least Concern

Spectacled Eider

NE — Not Evaluated

Physical Characteristics

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

Habitat & Geographic Range

Allen's Big-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Spectacled Eider

Habitat

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

Range

Distributed across Norway and Sweden.

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.