Zwergwal vs Polar-Smaragdlibelle

Balaenoptera acutorostrata compared with Somatochlora sahlbergi

Key Differences

• Zwergwal is Least Concern while Polar-Smaragdlibelle is Near Threatened.

Taxonomic Classification

Rank	Zwergwal	Polar-Smaragdlibelle
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Chordata (Chordatiere)	Arthropoda (Gliederfüßer)
Class	Mammalia (Säugetiere)	Insecta (Insekten)
Order	Cetacea (Whales & Dolphins)	Odonata (Libellen)
Family	Balaenopteridae (Rorquals)	Corduliidae
Genus	Balaenoptera (Rorquals)	Somatochlora
Species	Balaenoptera acutorostrata	Somatochlora sahlbergi

Evolutionary Relationship

Zwergwal and Polar-Smaragdlibelle share a common ancestor at the Kingdom level: Animalia. (Tier)

Conservation Status

Zwergwal

LC — Least Concern

Polar-Smaragdlibelle

NT — Near Threatened

Physical Characteristics

Attribute	Zwergwal	Polar-Smaragdlibelle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Zwergwal

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador).

Polar-Smaragdlibelle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Zwergwal

Bagwhale (Balaenoptera acutorostrata) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden