Arboreal Thorius vs Four-toed Hedgehog

Thorius arboreus compared with Atelerix albiventris

Key Differences

Arboreal Thorius is Critically Endangered while Four-toed Hedgehog is Least Concern.

Taxonomic Classification

Rank	Arboreal Thorius	Four-toed Hedgehog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Caudata (Caudata)	Erinaceomorpha (Erinaceomorpha)
Family	Plethodontidae	Erinaceidae
Genus	Thorius	Atelerix
Species	Thorius arboreus	Atelerix albiventris

Evolutionary Relationship

Arboreal Thorius and Four-toed Hedgehog share a common ancestor at the Phylum level: Chordata. (Chordates)

View Phylum: Chordata

Conservation Status

Arboreal Thorius

CR — Critically Endangered

Four-toed Hedgehog

LC — Least Concern

Physical Characteristics

Attribute	Arboreal Thorius	Four-toed Hedgehog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arboreal Thorius

Habitat

Found across multiple habitat types including tropical and subtropical coniferous forests, tropical and subtropical grasslands and savannas, and Mediterranean forests and woodlands, among 6 distinct biome types spanning the Nearctic and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Mexico. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Four-toed Hedgehog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Ecuador and Spain.

Arboreal Thorius

The Arboreal Thorius (Thorius arboreus) is a species in the genus Thorius. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical coniferous forests, tropical and subtropical grasslands and savannas, and Mediterranean forests and woodlands, among 6 distinct biome types spanning the Nearctic and Neo.