Giant Otter vs Osier

Pteronura brasiliensis compared with Salix viminalis

Key Differences

• Giant Otter is Endangered while Osier is Least Concern.

Taxonomic Classification

Rank	Giant Otter	Osier
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Carnivora (Carnivorans)	Malpighiales (Malpighiales)
Family	Mustelidae (Weasels & Otters)	Salicaceae
Genus	Pteronura	Salix
Species	Pteronura brasiliensis	Salix viminalis

Conservation Status

Giant Otter

EN — Endangered

Osier

LC — Least Concern

Physical Characteristics

Attribute	Giant Otter	Osier
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.

Osier

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Asia (Turkey), Europe (13 countries), North America (Canada, United States), Oceania and the Pacific (Australia), and South America (4 countries).

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia