Big Finner vs pale shoulder

Balaenoptera physalus compared with Acontia lucida

Key Differences

• Big Finner is Endangered while pale shoulder is Not Evaluated.

Taxonomic Classification

Rank	Big Finner	pale shoulder
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Cetacea (Whales & Dolphins)	Lepidoptera (Butterflies & Moths)
Family	Balaenopteridae (Rorquals)	Noctuidae
Genus	Balaenoptera (Rorquals)	Acontia
Species	Balaenoptera physalus	Acontia lucida

Evolutionary Relationship

Big Finner and pale shoulder share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Big Finner

EN — Endangered

pale shoulder

NE — Not Evaluated

Physical Characteristics

Attribute	Big Finner	pale shoulder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big Finner

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.

pale shoulder

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Portugal, and Sweden.

Big Finner

Big Finner (Balaenoptera physalus) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇵🇹 Portugal 🇸🇪 Sweden