Amami Thrush vs Big Finner

Zoothera major compared with Balaenoptera physalus

Key Differences

• Amami Thrush is Near Threatened while Big Finner is Endangered.

Taxonomic Classification

Rank	Amami Thrush	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	Turdidae	Balaenopteridae (Rorquals)
Genus	Zoothera	Balaenoptera (Rorquals)
Species	Zoothera major	Balaenoptera physalus

Evolutionary Relationship

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

Conservation Status

Amami Thrush

NT — Near Threatened

Big Finner

EN — Endangered

Physical Characteristics

Attribute	Amami Thrush	Big Finner
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amami Thrush

Habitat

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

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.

Amami Thrush

The Amami Thrush (Zoothera major) is a species in the genus Zoothera. It is currently classified as Near Threatened 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.