Barn Owl vs small tortoiseshell

Tyto alba compared with Aglais urticae

Key Differences

• Barn Owl is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Barn Owl	small tortoiseshell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Insecta (Insects)
Order	Strigiformes (Owls)	Lepidoptera (Butterflies & Moths)
Family	Tytonidae	Nymphalidae (Brush-footed Butterflies)
Genus	Tyto	Aglais
Species	Tyto alba	Aglais urticae

Evolutionary Relationship

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

Conservation Status

Barn Owl

LC — Least Concern

Trend: Decreasing ↓

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Barn Owl	small tortoiseshell
Diet	Carnivore	—
Average Lifespan	4 years	—
Average Length	35 cm	—
Average Weight	500 g	—

Habitat & Geographic Range

Barn Owl

Habitat

Typically found in diverse ecosystems where prey species are available.

Range

Widely distributed across Africa (Seychelles), Europe (6 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela). Population trends indicate a declining trajectory in parts of its 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.

Barn Owl

The most widespread owl species on Earth, barn owls are found on every continent except Antarctica and in almost every habitat type from tropical forests to temperate farmland. Characterized by their heart-shaped facial disc that funnels sound to asymmetrically placed ears, enabling them to locate prey in total darkness by sound alone. They swallow prey whole and regurgitate compressed pellets of indigestible bone and fur, making them valuable rodent control agents for agriculture.

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 6 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇱🇺 Luxembourg 🇳🇴 Norway 🇸🇪 Sweden 🇺🇦 Ukraine