Big Finner vs Devilray

Balaenoptera physalus compared with Mobula japanica

Key Differences

• Big Finner is Endangered while Devilray is Not Evaluated.

Taxonomic Classification

Rank	Big Finner	Devilray
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Myliobatiformes (อันดับปลากระเบน)
Family	Balaenopteridae (Rorquals)	Myliobatidae
Genus	Balaenoptera (Rorquals)	Mobula
Species	Balaenoptera physalus	Mobula japanica

Evolutionary Relationship

Big Finner and Devilray share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Big Finner

EN — Endangered

Devilray

NE — Not Evaluated

Physical Characteristics

Attribute	Big Finner	Devilray
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.

Devilray

Habitat

Native to Asia and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Chile and Taiwan.

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:

🇹🇼 Taiwan