Peruvian Thick-knee vs small tortoiseshell

Burhinus superciliaris compared with Aglais urticae

Key Differences

• Peruvian Thick-knee is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Peruvian Thick-knee	small tortoiseshell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Insecta (Insects)
Order	Charadriiformes (Charadriiformes)	Lepidoptera (Butterflies & Moths)
Family	Burhinidae	Nymphalidae (Brush-footed Butterflies)
Genus	Burhinus	Aglais
Species	Burhinus superciliaris	Aglais urticae

Evolutionary Relationship

Peruvian Thick-knee and small tortoiseshell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Peruvian Thick-knee

LC — Least Concern

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Peruvian Thick-knee	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Peruvian Thick-knee

Habitat

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

Range

Found across Europe (5 countries) and South America (Ecuador).

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.

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 5 countries:

🇧🇪 Belgium 🇫🇷 France 🇳🇱 Netherlands 🇳🇴 Norway 🇬🇧 United Kingdom