Big Finner vs Common Chaffinch

Balaenoptera physalus compared with Fringilla coelebs

Key Differences

• Big Finner is Endangered while Common Chaffinch is Least Concern.

Taxonomic Classification

Rank	Big Finner	Common Chaffinch
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Passeriformes (Songbirds)
Family	Balaenopteridae (Rorquals)	Fringillidae
Genus	Balaenoptera (Rorquals)	Fringilla
Species	Balaenoptera physalus	Fringilla coelebs

Evolutionary Relationship

Big Finner and Common Chaffinch share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big Finner

EN — Endangered

Common Chaffinch

LC — Least Concern

Physical Characteristics

Attribute	Big Finner	Common Chaffinch
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.

Common Chaffinch

Habitat

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

Range

Widely distributed across Africa (South Africa), Europe (5 countries), and Oceania and the Pacific (Australia, New Zealand).

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.

Common Chaffinch

Common Chaffinch (Fringilla coelebs) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden