Blacktip reef shark vs small tortoiseshell

Carcharhinus cautus compared with Aglais urticae

Key Differences

• Blacktip reef shark is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Blacktip reef shark	small tortoiseshell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Chondrichthyes (Cartilaginous Fish)	Insecta (Insects)
Order	Carcharhiniformes (Ground Sharks)	Lepidoptera (Butterflies & Moths)
Family	Carcharhinidae	Nymphalidae (Brush-footed Butterflies)
Genus	Carcharhinus	Aglais
Species	Carcharhinus cautus	Aglais urticae

Evolutionary Relationship

Blacktip reef shark and small tortoiseshell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Blacktip reef shark

LC — Least Concern

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Blacktip reef shark	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blacktip reef shark

Habitat

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

small tortoiseshell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (41 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Blacktip reef shark

The Blacktip reef shark (Carcharhinus cautus) is a species in the genus Carcharhinus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

small tortoiseshell

small tortoiseshell (Aglais urticae) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.