Hooktooth shark vs Long-eared Hedgehog

Hemigaleus microstoma compared with Hemiechinus auritus

Key Differences

• Hooktooth shark is Vulnerable while Long-eared Hedgehog is Least Concern.

Taxonomic Classification

Rank	Hooktooth shark	Long-eared Hedgehog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Carcharhiniformes (Ground Sharks)	Erinaceomorpha (Erinaceomorpha)
Family	Hemigaleidae	Erinaceidae
Genus	Hemigaleus	Hemiechinus
Species	Hemigaleus microstoma	Hemiechinus auritus

Evolutionary Relationship

Hooktooth shark and Long-eared Hedgehog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Hooktooth shark

VU — Vulnerable

Long-eared Hedgehog

LC — Least Concern

Physical Characteristics

Attribute	Hooktooth shark	Long-eared Hedgehog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hooktooth shark

Habitat

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

Range

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

Long-eared Hedgehog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Cyprus, Spain, and Ukraine.