Arrowhead dogfish vs Four-toed Hedgehog

Deania profundorum compared with Atelerix albiventris

Key Differences

• Arrowhead dogfish is Near Threatened while Four-toed Hedgehog is Least Concern.

Taxonomic Classification

Rank	Arrowhead dogfish	Four-toed Hedgehog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Erinaceomorpha (Erinaceomorpha)
Family	Centrophoridae	Erinaceidae
Genus	Deania	Atelerix
Species	Deania profundorum	Atelerix albiventris

Evolutionary Relationship

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

Conservation Status

Arrowhead dogfish

NT — Near Threatened

Four-toed Hedgehog

LC — Least Concern

Physical Characteristics

Attribute	Arrowhead dogfish	Four-toed Hedgehog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arrowhead dogfish

Habitat

Native to Asia and Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Portugal and Taiwan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Four-toed Hedgehog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Ecuador and Spain.

Arrowhead dogfish

The Arrowhead dogfish, Deania profundorum, is a species. It is currently assessed as near threatened on the IUCN Red List. Native to Asia and Europe, inhabiting ecosystems characteristic of the region.