Irrawaddy dolphin vs small tortoiseshell

Orcaella brevirostris compared with Aglais urticae

Key Differences

• Irrawaddy dolphin is Endangered while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Irrawaddy dolphin	small tortoiseshell
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Chordata (脊索动物门)	Arthropoda (节肢动物门)
Class	Mammalia (哺乳動物)	Insecta (昆蟲綱)
Order	Cetacea (Whales & Dolphins)	Lepidoptera (鱗翅目)
Family	Delphinidae (Oceanic Dolphins)	Nymphalidae (Brush-footed Butterflies)
Genus	Orcaella	Aglais
Species	Orcaella brevirostris	Aglais urticae

Evolutionary Relationship

Irrawaddy dolphin and small tortoiseshell share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

Irrawaddy dolphin

EN — Endangered

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Irrawaddy dolphin	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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

小玳瑁蛱蝶(Aglais urticae)在IUCN红色名录中被列为近危(NT)物种。接近符合受威胁种标准，如无保护措施，种群可能变得脆弱。