Big Finner vs rough top shell

Balaenoptera physalus compared with Jujubinus exasperatus

Key Differences

• Big Finner is Endangered while rough top shell is Not Evaluated.

Taxonomic Classification

Rank	Big Finner	rough top shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Cetacea (Whales & Dolphins)	Trochida (Trochida)
Family	Balaenopteridae (Rorquals)	Trochidae
Genus	Balaenoptera (Rorquals)	Jujubinus
Species	Balaenoptera physalus	Jujubinus exasperatus

Evolutionary Relationship

Big Finner and rough top shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Big Finner

EN — Endangered

rough top shell

NE — Not Evaluated

Physical Characteristics

Attribute	Big Finner	rough top shell
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.

rough top shell

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Found across Asia (Turkey) and Europe (7 countries).

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 🇳🇴 Norway 🇵🇹 Portugal