Giant Otter vs Scaly Stalkball

Pteronura brasiliensis compared with Tulostoma melanocyclum

Key Differences

• Giant Otter is Endangered while Scaly Stalkball is Critically Endangered.

Taxonomic Classification

Rank	Giant Otter	Scaly Stalkball
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)	Agaricaceae (Agarics)
Genus	Pteronura	Tulostoma
Species	Pteronura brasiliensis	Tulostoma melanocyclum

Conservation Status

Giant Otter

EN — Endangered

Scaly Stalkball

CR — Critically Endangered

Physical Characteristics

Attribute	Giant Otter	Scaly Stalkball
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.

Scaly Stalkball

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.