Ash-breasted Antbird vs Big Finner

Myrmoborus lugubris compared with Balaenoptera physalus

Key Differences

• Ash-breasted Antbird is Vulnerable while Big Finner is Endangered.

Taxonomic Classification

Rank	Ash-breasted Antbird	Big Finner
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Cetacea (Whales & Dolphins)
Family	Thamnophilidae	Balaenopteridae (Rorquals)
Genus	Myrmoborus	Balaenoptera (Rorquals)
Species	Myrmoborus lugubris	Balaenoptera physalus

Evolutionary Relationship

Ash-breasted Antbird and Big Finner share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Ash-breasted Antbird

VU — Vulnerable

Big Finner

EN — Endangered

Physical Characteristics

Attribute	Ash-breasted Antbird	Big Finner
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ash-breasted Antbird

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its 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.

Ash-breasted Antbird

Ash-breasted antbird (Myrmoborus lugubris) is a species in the genus Myrmoborus. It is listed as Vulnerable on the IUCN Red List. 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.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇳🇴 Norway