Bigeye Numbfish vs small tortoiseshell

Narcine oculifera compared with Aglais urticae

Key Differences

• Bigeye Numbfish is Data Deficient while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Bigeye Numbfish	small tortoiseshell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Elasmobranchii	Insecta (Insects)
Order	Torpediniformes (electric ray)	Lepidoptera (Butterflies & Moths)
Family	Narcinidae	Nymphalidae (Brush-footed Butterflies)
Genus	Narcine	Aglais
Species	Narcine oculifera	Aglais urticae

Evolutionary Relationship

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

Conservation Status

Bigeye Numbfish

DD — Data Deficient

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Bigeye Numbfish	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigeye Numbfish

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.

Bigeye Numbfish

The Bigeye Numbfish (Narcine oculifera) is a species in the genus Narcine.

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.