Giant Otter vs Willow Aldercap

Pteronura brasiliensis compared with Naucoria salicis

Key Differences

• Giant Otter is Endangered while Willow Aldercap is Least Concern.

Taxonomic Classification

Rank	Giant Otter	Willow Aldercap
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Carnivora (Carnivorans)	Agaricales (Gilled Mushrooms)
Family	Mustelidae (Weasels & Otters)	Hymenogastraceae
Genus	Pteronura	Naucoria
Species	Pteronura brasiliensis	Naucoria salicis

Conservation Status

Giant Otter

EN — Endangered

Willow Aldercap

LC — Least Concern

Physical Characteristics

Attribute	Giant Otter	Willow Aldercap
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.

Willow Aldercap

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, Norway, and Sweden.