Dwarf Fat-tailed Jerboa vs Small Adder's-Tongue

Pygeretmus pumilio compared with Ophioglossum azoricum

Key Differences

• Dwarf Fat-tailed Jerboa is Least Concern while Small Adder's-Tongue is Critically Endangered.

Taxonomic Classification

Rank	Dwarf Fat-tailed Jerboa	Small Adder's-Tongue
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Tracheophyta
Class	Mammalia (Mammals)	Polypodiopsida (Polypodiopsida)
Order	Rodentia (Rodents)	Ophioglossales (Ophioglossales)
Family	Dipodidae	Ophioglossaceae
Genus	Pygeretmus	Ophioglossum
Species	Pygeretmus pumilio	Ophioglossum azoricum

Conservation Status

Dwarf Fat-tailed Jerboa

LC — Least Concern

Small Adder's-Tongue

CR — Critically Endangered

Physical Characteristics

Attribute	Dwarf Fat-tailed Jerboa	Small Adder's-Tongue
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf Fat-tailed Jerboa

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Small Adder's-Tongue

Habitat

Inhabits boreal forests and taiga within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, Iceland, Norway, Portugal, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.