Arctic fox vs Ruddy Shelduck

Vulpes lagopus compared with Tadorna ferruginea

Key Differences

• Arctic fox is Critically Endangered while Ruddy Shelduck is Not Evaluated.

Taxonomic Classification

Rank	Arctic fox	Ruddy Shelduck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Carnivora (Carnivorans)	Anseriformes (Anseriformes)
Family	Canidae (Dogs & Wolves)	Anatidae
Genus	Vulpes (Foxes)	Tadorna
Species	Vulpes lagopus	Tadorna ferruginea

Evolutionary Relationship

Arctic fox and Ruddy Shelduck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arctic fox

CR — Critically Endangered

Ruddy Shelduck

NE — Not Evaluated

Physical Characteristics

Attribute	Arctic fox	Ruddy Shelduck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Ruddy Shelduck

Habitat

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

Range

Widely distributed across Asia (Israel, Taiwan), Europe (19 countries), and North America (United States).

Arctic fox

The Arctic fox (Vulpes lagopus) is a species in the genus Vulpes. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Ruddy Shelduck

Ruddy Shelduck (Tadorna ferruginea) 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.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden