small tortoiseshell vs Swell shark

Aglais urticae compared with Cephaloscyllium ventriosum

Key Differences

• small tortoiseshell is Near Threatened while Swell shark is Least Concern.

Taxonomic Classification

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

Evolutionary Relationship

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

Conservation Status

small tortoiseshell

NT — Near Threatened

Swell shark

LC — Least Concern

Physical Characteristics

Attribute	small tortoiseshell	Swell shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Swell shark

Habitat

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

Range

Found in Chile.

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.