Lesser Mouse-eared Myotis vs River Tern

Myotis blythii compared with Sterna aurantia

Key Differences

• Lesser Mouse-eared Myotis is Least Concern while River Tern is Vulnerable.

Taxonomic Classification

Rank	Lesser Mouse-eared Myotis	River Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Charadriiformes (Charadriiformes)
Family	Vespertilionidae	Laridae
Genus	Myotis	Sterna
Species	Myotis blythii	Sterna aurantia

Evolutionary Relationship

Lesser Mouse-eared Myotis and River Tern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Mouse-eared Myotis

LC — Least Concern

River Tern

VU — Vulnerable

Physical Characteristics

Attribute	Lesser Mouse-eared Myotis	River Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesser Mouse-eared Myotis

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ukraine.

River Tern

Habitat

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

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.