Japanese gray smooth hound vs North African Hedgehog

Mustelus griseus compared with Atelerix algirus

Key Differences

• Japanese gray smooth hound is Endangered while North African Hedgehog is Least Concern.

Taxonomic Classification

Rank	Japanese gray smooth hound	North African Hedgehog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (mamíferos)
Order	Carcharhiniformes (Ground Sharks)	Erinaceomorpha (Erinaceomorpha)
Family	Triakidae	Erinaceidae
Genus	Mustelus	Atelerix
Species	Mustelus griseus	Atelerix algirus

Evolutionary Relationship

Japanese gray smooth hound and North African Hedgehog share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Japanese gray smooth hound

EN — Endangered

North African Hedgehog

LC — Least Concern

Physical Characteristics

Attribute	Japanese gray smooth hound	North African Hedgehog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Japanese gray smooth hound

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

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

North African Hedgehog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across France, Malta, and Spain.