Giant Otter vs Swarming Spine

Pteronura brasiliensis compared with Mucronella calva

Key Differences

• Giant Otter is Endangered while Swarming Spine is Least Concern.

Taxonomic Classification

Rank	Giant Otter	Swarming Spine
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)	Clavariaceae
Genus	Pteronura	Mucronella
Species	Pteronura brasiliensis	Mucronella calva

Conservation Status

Giant Otter

EN — Endangered

Swarming Spine

LC — Least Concern

Physical Characteristics

Attribute	Giant Otter	Swarming Spine
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.

Swarming Spine

Habitat

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

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Brazil).