Ray's Knotgrass vs small tortoiseshell

Polygonum oxyspermum compared with Aglais urticae

Key Differences

• Ray's Knotgrass is Endangered while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Ray's Knotgrass	small tortoiseshell
Kingdom	Plantae (식물)	Animalia (동물)
Phylum	Magnoliophyta (피자식물문)	Arthropoda (절지동물)
Class	Magnoliopsida (목련강)	Insecta (곤충)
Order	Caryophyllales (석죽목)	Lepidoptera (나비목)
Family	Polygonaceae	Nymphalidae (Brush-footed Butterflies)
Genus	Polygonum	Aglais
Species	Polygonum oxyspermum	Aglais urticae

Conservation Status

Ray's Knotgrass

EN — Endangered

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Ray's Knotgrass	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ray's Knotgrass

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across 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.

small tortoiseshell

작은 거북등 나비(Aglais urticae)는 IUCN 적색 목록에서 준위협(NT) 종으로 분류된다. 위협 종으로 분류되기 직전 단계로, 보전 조치 없이는 취약 종이 될 수 있는 개체군이다.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden