Red Fox vs Taiwan spurdog

Vulpes vulpes compared with Squalus formosus

Key Differences

• Red Fox is Least Concern while Taiwan spurdog is Endangered.

Taxonomic Classification

Rank	Red Fox	Taiwan spurdog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Carnivora (Carnivorans)	Squaliformes (Squaliformes)
Family	Canidae (Dogs & Wolves)	Squalidae
Genus	Vulpes (Foxes)	Squalus
Species	Vulpes vulpes	Squalus formosus

Evolutionary Relationship

Red Fox and Taiwan spurdog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Red Fox

LC — Least Concern

Trend: Stable →

Taiwan spurdog

EN — Endangered

Physical Characteristics

Attribute	Red Fox	Taiwan spurdog
Diet	Omnivore	—
Average Lifespan	5 years	—
Average Length	70 cm	—
Average Weight	6.0 kg	—

Habitat & Geographic Range

Red Fox

Habitat

Typically found in a wide range of habitat types.

Range

Widely distributed across Asia (Cyprus, Israel), Europe (8 countries), North America (United States), Oceania and the Pacific (Australia), and South America (Argentina).

Taiwan spurdog

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

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

Red Fox

The most widespread wild carnivore on Earth, red foxes have colonized habitats from Arctic tundra to urban environments across the Northern Hemisphere and introduced ranges in Australia. Recognized by their russet coat, white belly, and bushy tail. Highly adaptable omnivores, red foxes eat everything from rabbits and voles to fruit and human refuse. They communicate with over 40 distinct vocalizations.