Big Finner vs Fernando Po Swift

Balaenoptera physalus compared with Apus sladeniae

Key Differences

• Big Finner is Endangered while Fernando Po Swift is Data Deficient.

Taxonomic Classification

Rank	Big Finner	Fernando Po Swift
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Apodiformes (Apodiformes)
Family	Balaenopteridae (Rorquals)	Apodidae
Genus	Balaenoptera (Rorquals)	Apus
Species	Balaenoptera physalus	Apus sladeniae

Evolutionary Relationship

Big Finner and Fernando Po Swift share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big Finner

EN — Endangered

Fernando Po Swift

DD — Data Deficient

Physical Characteristics

Attribute	Big Finner	Fernando Po Swift
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.

Fernando Po Swift

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

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.