Four-toed Hedgehog vs Upper Crust

Atelerix albiventris compared with Amaurodon cyaneus

Key Differences

• Four-toed Hedgehog is Least Concern while Upper Crust is Vulnerable.

Taxonomic Classification

Rank	Four-toed Hedgehog	Upper Crust
Kingdom	Animalia (สัตว์)	Fungi (เห็ดรา)
Phylum	Chordata (สัตว์มีแกนสันหลัง)	Basidiomycota (Club Fungi)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Agaricomycetes (Mushrooms)
Order	Erinaceomorpha (Erinaceomorpha)	Thelephorales (Thelephorales)
Family	Erinaceidae	Thelephoraceae
Genus	Atelerix	Amaurodon
Species	Atelerix albiventris	Amaurodon cyaneus

Conservation Status

Four-toed Hedgehog

LC — Least Concern

Upper Crust

VU — Vulnerable

Physical Characteristics

Attribute	Four-toed Hedgehog	Upper Crust
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Four-toed Hedgehog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Ecuador and Spain.

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.