Adder’S-Mouth vs Ceylon Spiny Mouse

Malaxis bayardii compared with Mus fernandoni

Key Differences

• Adder’S-Mouth is Critically Endangered while Ceylon Spiny Mouse is Endangered.

Taxonomic Classification

Rank	Adder’S-Mouth	Ceylon Spiny Mouse
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Mammalia (Mammals)
Order	Asparagales (Asparagales)	Rodentia (Rodents)
Family	Orchidaceae	Muridae (Mice & Rats)
Genus	Malaxis	Mus (House Mice)
Species	Malaxis bayardii	Mus fernandoni

Conservation Status

Adder’S-Mouth

CR — Critically Endangered

Ceylon Spiny Mouse

EN — Endangered

Physical Characteristics

Attribute	Adder’S-Mouth	Ceylon Spiny 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.

Ceylon Spiny 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.

Ceylon Spiny Mouse

The Ceylon Spiny Mouse (Mus fernandoni) is a species in the genus Mus. It is currently classified as Endangered on the IUCN Red List.