Big Finner vs White Brain

Balaenoptera physalus compared with Exidia thuretiana

Key Differences

• Big Finner is Endangered while White Brain is Least Concern.

Taxonomic Classification

Rank	Big Finner	White Brain
Kingdom	Animalia (động vật)	Fungi (nấm)
Phylum	Chordata (động vật có dây sống)	Basidiomycota (Club Fungi)
Class	Mammalia (lớp Thú)	Agaricomycetes (Mushrooms)
Order	Cetacea (Whales & Dolphins)	Auriculariales (Auriculariales)
Family	Balaenopteridae (Rorquals)	Auriculariaceae
Genus	Balaenoptera (Rorquals)	Exidia
Species	Balaenoptera physalus	Exidia thuretiana

Conservation Status

Big Finner

EN — Endangered

White Brain

LC — Least Concern

Physical Characteristics

Attribute	Big Finner	White Brain
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.

White Brain

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Belgium, Denmark, Norway, 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 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden