Big Finner vs Davison’s Mastiff Bat

Balaenoptera physalus compared with Promops davisoni

Key Differences

• Big Finner is Endangered while Davison’s Mastiff Bat is Data Deficient.

Taxonomic Classification

Rank	Big Finner	Davison’s Mastiff Bat
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum same	Chordata (حبليات)	Chordata (حبليات)
Class same	Mammalia (ثدييات)	Mammalia (ثدييات)
Order	Cetacea (Whales & Dolphins)	Chiroptera (خفاشيات)
Family	Balaenopteridae (Rorquals)	Molossidae
Genus	Balaenoptera (Rorquals)	Promops
Species	Balaenoptera physalus	Promops davisoni

Evolutionary Relationship

Big Finner and Davison’s Mastiff Bat share a common ancestor at the Class level: Mammalia. (ثدييات)

Conservation Status

Big Finner

EN — Endangered

Davison’s Mastiff Bat

DD — Data Deficient

Physical Characteristics

Attribute	Big Finner	Davison’s Mastiff Bat
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.

Davison’s Mastiff Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

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:

🇪🇨 Ecuador