ナガスクジラ vs Small Emerald Spreadwing

Balaenoptera physalus compared with Lestes virens

Key Differences

• ナガスクジラ is Endangered while Small Emerald Spreadwing is Near Threatened.

Taxonomic Classification

Rank	ナガスクジラ	Small Emerald Spreadwing
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Arthropoda (節足動物)
Class	Mammalia (哺乳類)	Insecta (昆虫)
Order	Cetacea (Whales & Dolphins)	Odonata (蜻蛉目)
Family	Balaenopteridae (Rorquals)	Lestidae
Genus	Balaenoptera (Rorquals)	Lestes
Species	Balaenoptera physalus	Lestes virens

Evolutionary Relationship

ナガスクジラ and Small Emerald Spreadwing share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

ナガスクジラ

EN — Endangered

Small Emerald Spreadwing

NT — Near Threatened

Physical Characteristics

Attribute	ナガスクジラ	Small Emerald Spreadwing
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

ナガスクジラ

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Small Emerald Spreadwing

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

ナガスクジラ

ナガスクジラ（Balaenoptera physalus）は、IUCNレッドリストで絶滅危惧種（EN）に分類されています。野生での絶滅リスクが高く、個体数の著しい減少と生存への継続的な脅威に直面しています。

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden