Australasian Grebe vs Big Finner

Tachybaptus novaehollandiae compared with Balaenoptera physalus

Key Differences

• Australasian Grebe is Least Concern while Big Finner is Endangered.

Taxonomic Classification

Rank	Australasian Grebe	Big Finner
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Podicipediformes (Podicipediformes)	Cetacea (Whales & Dolphins)
Family	Podicipedidae	Balaenopteridae (Rorquals)
Genus	Tachybaptus	Balaenoptera (Rorquals)
Species	Tachybaptus novaehollandiae	Balaenoptera physalus

Evolutionary Relationship

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

Conservation Status

Australasian Grebe

LC — Least Concern

Big Finner

EN — Endangered

Physical Characteristics

Attribute	Australasian Grebe	Big Finner
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Australasian Grebe

Habitat

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

Range

Found in Norway.

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.

Australasian Grebe

The Australasian Grebe (Tachybaptus novaehollandiae) is a species in the genus Tachybaptus. It is currently classified as Least Concern 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 1 countries:

🇳🇴 Norway