Adder’S-Mouth vs Japanese Weasel

Malaxis bayardii compared with Mustela itatsi

Key Differences

• Adder’S-Mouth is Critically Endangered while Japanese Weasel is Near Threatened.

Taxonomic Classification

Rank	Adder’S-Mouth	Japanese Weasel
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Mammalia (Mammals)
Order	Asparagales (Asparagales)	Carnivora (Carnivorans)
Family	Orchidaceae	Mustelidae (Weasels & Otters)
Genus	Malaxis	Mustela
Species	Malaxis bayardii	Mustela itatsi

Conservation Status

Adder’S-Mouth

CR — Critically Endangered

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	Adder’S-Mouth	Japanese Weasel
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.

Japanese Weasel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Japan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.