Allen's Big-eared Bat vs Bitter Knight

Idionycteris phyllotis compared with Tricholoma acerbum

Key Differences

• Allen's Big-eared Bat is Least Concern while Bitter Knight is Endangered.

Taxonomic Classification

Rank	Allen's Big-eared Bat	Bitter Knight
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Chiroptera (Bats)	Agaricales (Gilled Mushrooms)
Family	Vespertilionidae	Tricholomataceae
Genus	Idionycteris	Tricholoma
Species	Idionycteris phyllotis	Tricholoma acerbum

Conservation Status

Allen's Big-eared Bat

LC — Least Concern

Bitter Knight

EN — Endangered

Physical Characteristics

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

Habitat & Geographic Range

Allen's Big-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bitter Knight

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Belgium, 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.

Bitter Knight

The Bitter Knight (Tricholoma acerbum) is a species in the genus Tricholoma. It is currently classified as Endangered on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.