Australasian Grebe vs Laysan Duck

Tachybaptus novaehollandiae compared with Anas laysanensis

Key Differences

Australasian Grebe is Least Concern while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Australasian Grebe	Laysan Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Podicipediformes (Podicipediformes)	Anseriformes (Anseriformes)
Family	Podicipedidae	Anatidae
Genus	Tachybaptus	Anas
Species	Tachybaptus novaehollandiae	Anas laysanensis

Evolutionary Relationship

Australasian Grebe and Laysan Duck share a common ancestor at the Class level: Aves. (Birds)

View Class: Aves

Conservation Status

Australasian Grebe

LC — Least Concern

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Australasian Grebe	Laysan Duck
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.

Laysan Duck

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom. Currently classified as Critically 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.

Laysan Duck

Laysan Duck (Anas laysanensis) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.