Amazon River Dolphin vs Black-shouldered Opossum

Inia geoffrensis compared with Caluromysiops irrupta

Key Differences

• Amazon River Dolphin is Data Deficient while Black-shouldered Opossum is Least Concern.

Taxonomic Classification

Rank	Amazon River Dolphin	Black-shouldered Opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Cetacea (Whales & Dolphins)	Didelphimorphia (Didelphimorphia)
Family	Iniidae	Didelphidae
Genus	Inia	Caluromysiops
Species	Inia geoffrensis	Caluromysiops irrupta

Evolutionary Relationship

Amazon River Dolphin and Black-shouldered Opossum share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Amazon River Dolphin

DD — Data Deficient

Black-shouldered Opossum

LC — Least Concern

Physical Characteristics

Attribute	Amazon River Dolphin	Black-shouldered Opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon River Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Black-shouldered Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Amazon River Dolphin

The Amazon River Dolphin (Inia geoffrensis) is a species in the genus Inia. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment. Typically found in diverse terrestrial and aquatic ecosystems.

Black-shouldered Opossum

The Black-shouldered Opossum (Caluromysiops irrupta) is a species in the genus Caluromysiops. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia