Brown Thornbill vs small tortoiseshell

Acanthiza pusilla compared with Aglais urticae

Key Differences

• Brown Thornbill is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Brown Thornbill	small tortoiseshell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Insecta (Insects)
Order	Passeriformes (Songbirds)	Lepidoptera (Butterflies & Moths)
Family	Acanthizidae	Nymphalidae (Brush-footed Butterflies)
Genus	Acanthiza	Aglais
Species	Acanthiza pusilla	Aglais urticae

Evolutionary Relationship

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

Conservation Status

Brown Thornbill

LC — Least Concern

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Brown Thornbill	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Thornbill

Habitat

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

Range

Found in Norway.

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.

Brown Thornbill

The Brown Thornbill (Acanthiza pusilla) is a species in the genus Acanthiza. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

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 1 countries:

🇳🇴 Norway