Big Finner vs Eyespot skate

Balaenoptera physalus compared with Atlantoraja cyclophora

Taxonomic Classification

Rank	Big Finner	Eyespot skate
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Rajiformes (Rajiformes)
Family	Balaenopteridae (Rorquals)	Arhynchobatidae
Genus	Balaenoptera (Rorquals)	Atlantoraja
Species	Balaenoptera physalus	Atlantoraja cyclophora

Evolutionary Relationship

Big Finner and Eyespot skate share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big Finner

EN — Endangered

Eyespot skate

EN — Endangered

Physical Characteristics

Attribute	Big Finner	Eyespot skate
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.

Eyespot skate

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.