Blainvilles dogfish vs small tortoiseshell

Squalus mitsukurii compared with Aglais urticae

Key Differences

• Blainvilles dogfish is Endangered while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Blainvilles dogfish	small tortoiseshell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Elasmobranchii	Insecta (Insects)
Order	Squaliformes (Squaliformes)	Lepidoptera (Butterflies & Moths)
Family	Squalidae	Nymphalidae (Brush-footed Butterflies)
Genus	Squalus	Aglais
Species	Squalus mitsukurii	Aglais urticae

Evolutionary Relationship

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

Conservation Status

Blainvilles dogfish

EN — Endangered

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Blainvilles dogfish	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blainvilles dogfish

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

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

Blainvilles dogfish

The Blainvilles dogfish (Squalus mitsukurii) is a species in the genus Squalus. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

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.