Pacific Spiny-rat vs Small Adder's-Tongue

Proechimys decumanus compared with Ophioglossum azoricum

Key Differences

• Pacific Spiny-rat is Near Threatened while Small Adder's-Tongue is Critically Endangered.

Taxonomic Classification

Rank	Pacific Spiny-rat	Small Adder's-Tongue
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Tracheophyta
Class	Mammalia (Mammals)	Polypodiopsida (Polypodiopsida)
Order	Rodentia (Rodents)	Ophioglossales (Ophioglossales)
Family	Echimyidae	Ophioglossaceae
Genus	Proechimys	Ophioglossum
Species	Proechimys decumanus	Ophioglossum azoricum

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Small Adder's-Tongue

CR — Critically Endangered

Physical Characteristics

Attribute	Pacific Spiny-rat	Small Adder's-Tongue
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

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.