Caatinga laucha vs Marsh Pea

Calomys expulsus compared with Lathyrus palustris

Key Differences

• Caatinga laucha is Least Concern while Marsh Pea is Endangered.

Taxonomic Classification

Rank	Caatinga laucha	Marsh Pea
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Rodentia (Rodents)	Fabales (Legumes & Allies)
Family	Cricetidae	Fabaceae
Genus	Calomys	Lathyrus
Species	Calomys expulsus	Lathyrus palustris

Conservation Status

Caatinga laucha

LC — Least Concern

Marsh Pea

EN — Endangered

Physical Characteristics

Attribute	Caatinga laucha	Marsh Pea
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Caatinga laucha

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Marsh Pea

Habitat

Found across multiple habitat types including boreal forests and taiga, Mediterranean forests and woodlands, and deserts and xeric shrublands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Israel), Europe (7 countries), North America (Canada, United States), and South America (Brazil). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Caatinga laucha

The Caatinga laucha (Calomys expulsus) is a species in the genus Calomys. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.