Adder’S-Mouth vs Lesser Mouse-eared Myotis

Malaxis bayardii compared with Myotis blythii

Key Differences

• Adder’S-Mouth is Critically Endangered while Lesser Mouse-eared Myotis is Least Concern.

Taxonomic Classification

Rank	Adder’S-Mouth	Lesser Mouse-eared Myotis
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Mammalia (Mammals)
Order	Asparagales (Asparagales)	Chiroptera (Bats)
Family	Orchidaceae	Vespertilionidae
Genus	Malaxis	Myotis
Species	Malaxis bayardii	Myotis blythii

Conservation Status

Adder’S-Mouth

CR — Critically Endangered

Lesser Mouse-eared Myotis

LC — Least Concern

Physical Characteristics

Attribute	Adder’S-Mouth	Lesser Mouse-eared Myotis
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Adder’S-Mouth

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Distributed across Canada and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Lesser Mouse-eared Myotis

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ukraine.

Adder’S-Mouth

The Adder’S-Mouth (Malaxis bayardii) is a species in the genus Malaxis. It is currently classified as Critically Endangered on the IUCN Red List. This species inhabits Typically found in grasslands, wetlands, forests, and cultivated landscapes, found across Canada and United States.