Big Finner vs Bornean Smooth-Tailed Treeshrew

Balaenoptera physalus compared with Dendrogale melanura

Key Differences

• Big Finner is Endangered while Bornean Smooth-Tailed Treeshrew is Data Deficient.

Taxonomic Classification

Rank	Big Finner	Bornean Smooth-Tailed Treeshrew
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Cetacea (Whales & Dolphins)	Scandentia (อันดับกระแต)
Family	Balaenopteridae (Rorquals)	Tupaiidae
Genus	Balaenoptera (Rorquals)	Dendrogale
Species	Balaenoptera physalus	Dendrogale melanura

Evolutionary Relationship

Big Finner and Bornean Smooth-Tailed Treeshrew share a common ancestor at the Class level: Mammalia. (สัตว์เลี้ยงลูกด้วยน้ำนม)

Conservation Status

Big Finner

EN — Endangered

Bornean Smooth-Tailed Treeshrew

DD — Data Deficient

Physical Characteristics

Attribute	Big Finner	Bornean Smooth-Tailed Treeshrew
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.

Bornean Smooth-Tailed Treeshrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

Bornean Smooth-Tailed Treeshrew

The Bornean Smooth-tailed Treeshrew (Dendrogale melanura) is a species in the genus Dendrogale. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.