Adder’S-Mouth vs Noble Brush-tailed Mouse

Malaxis bayardii compared with Calomyscus grandis

Key Differences

• Adder’S-Mouth is Critically Endangered while Noble Brush-tailed Mouse is Data Deficient.

Taxonomic Classification

Rank	Adder’S-Mouth	Noble Brush-tailed Mouse
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Mammalia (Mammals)
Order	Asparagales (Asparagales)	Rodentia (Rodents)
Family	Orchidaceae	Calomyscidae
Genus	Malaxis	Calomyscus
Species	Malaxis bayardii	Calomyscus grandis

Conservation Status

Adder’S-Mouth

CR — Critically Endangered

Noble Brush-tailed Mouse

DD — Data Deficient

Physical Characteristics

Attribute	Adder’S-Mouth	Noble Brush-tailed Mouse
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.

Noble Brush-tailed Mouse

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.