Chestnut-collared Swallow vs small tortoiseshell

Petrochelidon rufocollaris compared with Aglais urticae

Key Differences

• Chestnut-collared Swallow is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Chestnut-collared Swallow	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	Hirundinidae	Nymphalidae (Brush-footed Butterflies)
Genus	Petrochelidon	Aglais
Species	Petrochelidon rufocollaris	Aglais urticae

Evolutionary Relationship

Chestnut-collared Swallow and small tortoiseshell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Chestnut-collared Swallow

LC — Least Concern

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Chestnut-collared Swallow	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chestnut-collared Swallow

Habitat

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

Range

Distributed across Ecuador and 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.

Chestnut-collared Swallow

The Chestnut-collared Swallow (Petrochelidon rufocollaris) is a species in the genus Petrochelidon. 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