Big Finner vs Streamside Swordfern

Balaenoptera physalus compared with Nephrolepis rivularis

Key Differences

• Big Finner is Endangered while Streamside Swordfern is Not Evaluated.

Taxonomic Classification

Rank	Big Finner	Streamside Swordfern
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Tracheophyta
Class	Mammalia (Mammals)	Polypodiopsida (Polypodiopsida)
Order	Cetacea (Whales & Dolphins)	Polypodiales (Polypodiales)
Family	Balaenopteridae (Rorquals)	Nephrolepidaceae
Genus	Balaenoptera (Rorquals)	Nephrolepis
Species	Balaenoptera physalus	Nephrolepis rivularis

Conservation Status

Big Finner

EN — Endangered

Streamside Swordfern

NE — Not Evaluated

Physical Characteristics

Attribute	Big Finner	Streamside Swordfern
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.

Streamside Swordfern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Distributed across Brazil, Colombia, and Cuba.

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 1 countries:

🇨🇴 Colombia