Adder’S-Mouth vs Birdlike Noctule

Malaxis bayardii compared with Nyctalus aviator

Key Differences

• Adder’S-Mouth is Critically Endangered while Birdlike Noctule is Near Threatened.

Taxonomic Classification

Rank	Adder’S-Mouth	Birdlike Noctule
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	Nyctalus
Species	Malaxis bayardii	Nyctalus aviator

Conservation Status

Adder’S-Mouth

CR — Critically Endangered

Birdlike Noctule

NT — Near Threatened

Physical Characteristics

Attribute	Adder’S-Mouth	Birdlike Noctule
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.

Birdlike Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

Birdlike Noctule

The Birdlike Noctule (Nyctalus aviator) is a species in the genus Nyctalus. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.