Allen’s Common Mustached Bat vs Big Finner

Pteronotus fuscus compared with Balaenoptera physalus

Key Differences

Allen’s Common Mustached Bat is Least Concern while Big Finner is Endangered.

Taxonomic Classification

Rank	Allen’s Common Mustached Bat	Big Finner
Kingdom same	Animalia (hewan)	Animalia (hewan)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (mamalia)	Mammalia (mamalia)
Order	Chiroptera (Kelelawar)	Cetacea (Whales & Dolphins)
Family	Mormoopidae	Balaenopteridae (Rorquals)
Genus	Pteronotus	Balaenoptera (Rorquals)
Species	Pteronotus fuscus	Balaenoptera physalus

Evolutionary Relationship

Allen’s Common Mustached Bat and Big Finner share a common ancestor at the Class level: Mammalia. (mamalia)

Lihat Class: Mammalia

Conservation Status

Allen’s Common Mustached Bat

LC — Least Concern

Big Finner

EN — Endangered

Physical Characteristics

Attribute	Allen’s Common Mustached Bat	Big Finner
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Allen’s Common Mustached Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

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.

Allen’s Common Mustached Bat

The Allen’s Common Mustached Bat (Pteronotus fuscus) is a species in the genus Pteronotus. It is currently classified as Least Concern on the IUCN Red List. 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.