Big Finner vs Black Thistle

Balaenoptera physalus compared with Cirsium vulgare

Key Differences

  • Big Finner is Endangered while Black Thistle is Least Concern.

Taxonomic Classification

Rank Big Finner Black Thistle
Kingdom Animalia (Animals) Plantae (Plants)
Phylum Chordata (Chordates) Magnoliophyta (Flowering Plants)
Class Mammalia (Mammals) Magnoliopsida (Dicots)
Order Cetacea (Whales & Dolphins) Asterales (Daisies & Sunflowers)
Family Balaenopteridae (Rorquals) Asteraceae (Daisy Family)
Genus Balaenoptera (Rorquals) Cirsium
Species Balaenoptera physalus Cirsium vulgare

Conservation Status

Big Finner

EN — Endangered

Black Thistle

LC — Least Concern

Physical Characteristics

Attribute Big Finner Black 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.

Black Thistle

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and montane grasslands and shrublands, among 5 distinct biome types spanning the Afrotropic and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (8 countries), Asia (Israel, Japan, Taiwan), Europe (12 countries), North America (5 countries), Oceania and the Pacific (Australia, New Zealand), and South America (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.

Black Thistle

The Black Thistle (Cirsium vulgare) is a species in the genus Cirsium. It is currently classified as Least Concern on the IUCN Red List. Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and montane grasslands and shrublands, among 5 distinct biome types spanning the Afrotropic an, found across Argentina, Australia, Belgium, Bolivia, Brazil, and more.

Nature FYI Family

Explore more of the natural world across our sister sites.

Part of the Nature FYI family — FYIPedia