Pygmy three-toed sloth vs Upper Crust

Bradypus pygmaeus compared with Amaurodon cyaneus

Key Differences

• Pygmy three-toed sloth is Critically Endangered while Upper Crust is Vulnerable.

Taxonomic Classification

Rank	Pygmy three-toed sloth	Upper Crust
Kingdom	Animalia (動物)	Fungi (菌界)
Phylum	Chordata (脊索動物)	Basidiomycota (担子菌門)
Class	Mammalia (哺乳類)	Agaricomycetes (真正担子菌綱)
Order	Pilosa (有毛目)	Thelephorales (イボタケ目)
Family	Bradypodidae (Three-toed Sloths)	Thelephoraceae
Genus	Bradypus (Three-toed Sloths)	Amaurodon
Species	Bradypus pygmaeus	Amaurodon cyaneus

Conservation Status

Pygmy three-toed sloth

CR — Critically Endangered

Upper Crust

VU — Vulnerable

Physical Characteristics

Attribute	Pygmy three-toed sloth	Upper Crust
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Pygmy three-toed sloth

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Upper Crust

Habitat

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

Range

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