Giant Otter vs Red Roller

Pteronura brasiliensis compared with Ancylis mitterbacheriana

Key Differences

• Giant Otter is Endangered while Red Roller is Least Concern.

Taxonomic Classification

Rank	Giant Otter	Red Roller
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Carnivora (Carnivorans)	Lepidoptera (Butterflies & Moths)
Family	Mustelidae (Weasels & Otters)	Tortricidae
Genus	Pteronura	Ancylis
Species	Pteronura brasiliensis	Ancylis mitterbacheriana

Evolutionary Relationship

Giant Otter and Red Roller share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Giant Otter

EN — Endangered

Red Roller

LC — Least Concern

Physical Characteristics

Attribute	Giant Otter	Red Roller
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.

Red Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.