Bengal whipray vs Big Finner

Brevitrygon imbricata compared with Balaenoptera physalus

Key Differences

• Bengal whipray is Vulnerable while Big Finner is Endangered.

Taxonomic Classification

Rank	Bengal whipray	Big Finner
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Cetacea (Whales & Dolphins)
Family	Dasyatidae	Balaenopteridae (Rorquals)
Genus	Brevitrygon	Balaenoptera (Rorquals)
Species	Brevitrygon imbricata	Balaenoptera physalus

Evolutionary Relationship

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

Conservation Status

Bengal whipray

VU — Vulnerable

Big Finner

EN — Endangered

Physical Characteristics

Attribute	Bengal whipray	Big Finner
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bengal whipray

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.

Bengal whipray

The Bengal whipray (Brevitrygon imbricata) is a species in the genus Brevitrygon. It is currently classified as Vulnerable on the IUCN Red List.

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.