Calderon Gris vs Giant Otter

Grampus griseus compared with Pteronura brasiliensis

Key Differences

• Calderon Gris is Least Concern while Giant Otter is Endangered.

Taxonomic Classification

Rank	Calderon Gris	Giant Otter
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	Delphinidae (Oceanic Dolphins)	Mustelidae (Weasels & Otters)
Genus	Grampus	Pteronura
Species	Grampus griseus	Pteronura brasiliensis

Evolutionary Relationship

Calderon Gris and Giant Otter share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Calderon Gris

LC — Least Concern

Giant Otter

EN — Endangered

Physical Characteristics

Attribute	Calderon Gris	Giant Otter
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Calderon Gris

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and South America (Colombia, Ecuador, Venezuela).

Giant Otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Calderon Gris

The Calderon Gris (Grampus griseus) is a species in the genus Grampus. 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 2 countries:

🇨🇴 Colombia 🇻🇪 Venezuela