Crested Shelduck vs Long-tailed dunnart

Tadorna cristata compared with Sminthopsis longicaudata

Key Differences

• Crested Shelduck is Critically Endangered while Long-tailed dunnart is Least Concern.

Taxonomic Classification

Rank	Crested Shelduck	Long-tailed dunnart
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Dasyuromorphia (Dasyuromorphia)
Family	Anatidae	Dasyuridae
Genus	Tadorna	Sminthopsis
Species	Tadorna cristata	Sminthopsis longicaudata

Evolutionary Relationship

Crested Shelduck and Long-tailed dunnart share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Crested Shelduck

CR — Critically Endangered

Long-tailed dunnart

LC — Least Concern

Physical Characteristics

Attribute	Crested Shelduck	Long-tailed dunnart
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Crested Shelduck

Habitat

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

Range

Found in Norway. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Long-tailed dunnart

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.