Amazon River Dolphin vs greater grison

Inia geoffrensis compared with Galictis vittata

Key Differences

• Amazon River Dolphin is Data Deficient while greater grison is Least Concern.

Taxonomic Classification

Rank	Amazon River Dolphin	greater grison
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Cetacea (Whales & Dolphins)	Carnivora (Carnivorans)
Family	Iniidae	Mustelidae (Weasels & Otters)
Genus	Inia	Galictis
Species	Inia geoffrensis	Galictis vittata

Evolutionary Relationship

Amazon River Dolphin and greater grison share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Amazon River Dolphin

DD — Data Deficient

greater grison

LC — Least Concern

Physical Characteristics

Attribute	Amazon River Dolphin	greater grison
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.

greater grison

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

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.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇻🇪 Venezuela