Heavy-browed Mouse Opossum vs Arraia

Marmosa andersoni compared with Hypanus americanus

Key Differences

• Heavy-browed Mouse Opossum is Data Deficient while Arraia is Near Threatened.

Taxonomic Classification

Rank	Heavy-browed Mouse Opossum	Arraia
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Elasmobranchii
Order	Didelphimorphia (Didelphimorphia)	Myliobatiformes (Myliobatiformes)
Family	Didelphidae	Dasyatidae
Genus	Marmosa	Hypanus
Species	Marmosa andersoni	Hypanus americanus

Evolutionary Relationship

Heavy-browed Mouse Opossum and Arraia share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Heavy-browed Mouse Opossum

DD — Data Deficient

Arraia

NT — Near Threatened

Physical Characteristics

Attribute	Heavy-browed Mouse Opossum	Arraia
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Heavy-browed Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Arraia

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

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