small tortoiseshell vs Whiskered Tern

Aglais urticae compared with Chlidonias hybrida

Key Differences

• small tortoiseshell is Near Threatened while Whiskered Tern is Not Evaluated.

Taxonomic Classification

Rank	small tortoiseshell	Whiskered Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Lepidoptera (Butterflies & Moths)	Charadriiformes (Charadriiformes)
Family	Nymphalidae (Brush-footed Butterflies)	Laridae
Genus	Aglais	Chlidonias
Species	Aglais urticae	Chlidonias hybrida

Evolutionary Relationship

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

Conservation Status

small tortoiseshell

NT — Near Threatened

Whiskered Tern

NE — Not Evaluated

Physical Characteristics

Attribute	small tortoiseshell	Whiskered Tern
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.

Whiskered Tern

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden