Medusa Brittlestem vs Pygmy three-toed sloth

Psathyrella caput-medusae compared with Bradypus pygmaeus

Key Differences

• Medusa Brittlestem is Endangered while Pygmy three-toed sloth is Critically Endangered.

Taxonomic Classification

Rank	Medusa Brittlestem	Pygmy three-toed sloth
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Agaricales (Gilled Mushrooms)	Pilosa (Sloths & Anteaters)
Family	Psathyrellaceae	Bradypodidae (Three-toed Sloths)
Genus	Psathyrella	Bradypus (Three-toed Sloths)
Species	Psathyrella caput-medusae	Bradypus pygmaeus

Conservation Status

Medusa Brittlestem

EN — Endangered

Pygmy three-toed sloth

CR — Critically Endangered

Physical Characteristics

Attribute	Medusa Brittlestem	Pygmy three-toed sloth
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Medusa Brittlestem

Habitat

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

Range

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

Pygmy three-toed sloth

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.