Big Finner vs Slender Russian-Thistle

Balaenoptera physalus compared with Salsola collina

Key Differences

Big Finner is Endangered while Slender Russian-Thistle is Not Evaluated.

Taxonomic Classification

Rank	Big Finner	Slender Russian-Thistle
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Cetacea (Whales & Dolphins)	Caryophyllales (Caryophyllales)
Family	Balaenopteridae (Rorquals)	Amaranthaceae
Genus	Balaenoptera (Rorquals)	Salsola
Species	Balaenoptera physalus	Salsola collina

Conservation Status

Big Finner

EN — Endangered

Slender Russian-Thistle

NE — Not Evaluated

Physical Characteristics

Attribute	Big Finner	Slender Russian-Thistle
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.

Slender Russian-Thistle

Habitat

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

Range

Found across Europe (11 countries) and North America (Canada, United States).

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.