Four-toed Hedgehog vs Sparsetooth dogfish

Atelerix albiventris compared with Scymnodalatias oligodon

Taxonomic Classification

Rank	Four-toed Hedgehog	Sparsetooth dogfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Erinaceomorpha (Erinaceomorpha)	Squaliformes (Squaliformes)
Family	Erinaceidae	Somniosidae
Genus	Atelerix	Scymnodalatias
Species	Atelerix albiventris	Scymnodalatias oligodon

Evolutionary Relationship

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

Conservation Status

Four-toed Hedgehog

LC — Least Concern

Sparsetooth dogfish

LC — Least Concern

Physical Characteristics

Attribute	Four-toed Hedgehog	Sparsetooth dogfish
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.

Sparsetooth dogfish

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Chile.