Barrow's Goldeneye vs Big-eared opossum

Bucephala islandica compared with Didelphis aurita

Key Differences

• Barrow's Goldeneye is Not Evaluated while Big-eared opossum is Least Concern.

Taxonomic Classification

Rank	Barrow's Goldeneye	Big-eared opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Didelphimorphia (Didelphimorphia)
Family	Anatidae	Didelphidae
Genus	Bucephala	Didelphis
Species	Bucephala islandica	Didelphis aurita

Evolutionary Relationship

Barrow's Goldeneye and Big-eared opossum share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Barrow's Goldeneye

NE — Not Evaluated

Big-eared opossum

LC — Least Concern

Physical Characteristics

Attribute	Barrow's Goldeneye	Big-eared opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Barrow's Goldeneye

Habitat

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

Range

Found across Europe (8 countries) and North America (United States).

Big-eared opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Barrow's Goldeneye

Barrow's Goldeneye (Bucephala islandica) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.

Big-eared opossum

The Big-eared opossum (Didelphis aurita) is a species in the genus Didelphis. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.