Giant Otter vs Silvery Grebe

Pteronura brasiliensis compared with Podiceps occipitalis

Key Differences

• Giant Otter is Endangered while Silvery Grebe is Least Concern.

Taxonomic Classification

Rank	Giant Otter	Silvery Grebe
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Carnivora (Carnivorans)	Podicipediformes (Podicipediformes)
Family	Mustelidae (Weasels & Otters)	Podicipedidae
Genus	Pteronura	Podiceps
Species	Pteronura brasiliensis	Podiceps occipitalis

Evolutionary Relationship

Giant Otter and Silvery Grebe share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Giant Otter

EN — Endangered

Silvery Grebe

LC — Least Concern

Physical Characteristics

Attribute	Giant Otter	Silvery Grebe
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Silvery Grebe

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, and Norway.

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia