Crested Shelduck vs Long-clawed Shrew

Tadorna cristata compared with Sorex unguiculatus

Key Differences

• Crested Shelduck is Critically Endangered while Long-clawed Shrew is Least Concern.

Taxonomic Classification

Rank	Crested Shelduck	Long-clawed Shrew
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Soricomorpha (Soricomorpha)
Family	Anatidae	Soricidae
Genus	Tadorna	Sorex
Species	Tadorna cristata	Sorex unguiculatus

Evolutionary Relationship

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

Conservation Status

Crested Shelduck

CR — Critically Endangered

Long-clawed Shrew

LC — Least Concern

Physical Characteristics

Attribute	Crested Shelduck	Long-clawed Shrew
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-clawed Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.