Adder’S-Mouth vs Lesser Fat-tailed Jerboa

Malaxis bayardii compared with Pygeretmus platyurus

Key Differences

• Adder’S-Mouth is Critically Endangered while Lesser Fat-tailed Jerboa is Least Concern.

Taxonomic Classification

Rank	Adder’S-Mouth	Lesser Fat-tailed Jerboa
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Mammalia (Mammals)
Order	Asparagales (Asparagales)	Rodentia (Rodents)
Family	Orchidaceae	Dipodidae
Genus	Malaxis	Pygeretmus
Species	Malaxis bayardii	Pygeretmus platyurus

Conservation Status

Adder’S-Mouth

CR — Critically Endangered

Lesser Fat-tailed Jerboa

LC — Least Concern

Physical Characteristics

Attribute	Adder’S-Mouth	Lesser Fat-tailed Jerboa
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 Fat-tailed Jerboa

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.