Delicate Pygmy Rice Rat vs Upper Crust

Oligoryzomys delicatus compared with Amaurodon cyaneus

Key Differences

• Delicate Pygmy Rice Rat is Data Deficient while Upper Crust is Vulnerable.

Taxonomic Classification

Rank	Delicate Pygmy Rice Rat	Upper Crust
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Rodentia (Rodents)	Thelephorales (Thelephorales)
Family	Cricetidae	Thelephoraceae
Genus	Oligoryzomys	Amaurodon
Species	Oligoryzomys delicatus	Amaurodon cyaneus

Conservation Status

Delicate Pygmy Rice Rat

DD — Data Deficient

Upper Crust

VU — Vulnerable

Physical Characteristics

Attribute	Delicate Pygmy Rice Rat	Upper Crust
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Delicate Pygmy Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

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.