Brown-eared Woolly Opossum vs European pine marten

Caluromys lanatus compared with Martes martes

Key Differences

• Brown-eared Woolly Opossum is Least Concern while European pine marten is Critically Endangered.

Taxonomic Classification

Rank	Brown-eared Woolly Opossum	European pine marten
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Didelphimorphia (Didelphimorphia)	Carnivora (สัตว์กินเนื้อ)
Family	Didelphidae	Mustelidae (Weasels & Otters)
Genus	Caluromys	Martes
Species	Caluromys lanatus	Martes martes

Evolutionary Relationship

Brown-eared Woolly Opossum and European pine marten share a common ancestor at the Class level: Mammalia. (สัตว์เลี้ยงลูกด้วยน้ำนม)

Conservation Status

Brown-eared Woolly Opossum

LC — Least Concern

European pine marten

CR — Critically Endangered

Physical Characteristics

Attribute	Brown-eared Woolly Opossum	European pine marten
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown-eared Woolly Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

European pine marten

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (6 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Brown-eared Woolly Opossum

The Brown-eared Woolly Opossum (Caluromys lanatus) is a species in the genus Caluromys. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

European pine marten

European pine marten (Martes martes) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.