Big Finner vs Red Alder

Balaenoptera physalus compared with Alnus rubra

Key Differences

• Big Finner is Endangered while Red Alder is Not Evaluated.

Taxonomic Classification

Rank	Big Finner	Red Alder
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Cetacea (Whales & Dolphins)	Fagales (Beeches & Oaks)
Family	Balaenopteridae (Rorquals)	Betulaceae
Genus	Balaenoptera (Rorquals)	Alnus
Species	Balaenoptera physalus	Alnus rubra

Conservation Status

Big Finner

EN — Endangered

Red Alder

NE — Not Evaluated

Physical Characteristics

Attribute	Big Finner	Red Alder
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.

Red Alder

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Europe (7 countries), North America (Canada), and Oceania and the Pacific (Australia).

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 🇸🇪 Sweden