волк vs Hedgehog arion

Canis lupus compared with Arion intermedius

Key Differences

• волк is Critically Endangered while Hedgehog arion is Least Concern.

Taxonomic Classification

Rank	волк	Hedgehog arion
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum	Chordata (хордовые)	Mollusca (моллюски)
Class	Mammalia (млекопитающие)	Gastropoda (брюхоногие)
Order	Carnivora (хищные)	Stylommatophora (стебельчатоглазые)
Family	Canidae (Dogs & Wolves)	Arionidae
Genus	Canis (Dogs & Wolves)	Arion
Species	Canis lupus	Arion intermedius

Evolutionary Relationship

волк and Hedgehog arion share a common ancestor at the Kingdom level: Animalia. (животные)

Conservation Status

волк

CR — Critically Endangered

Population: ~300.0K

Trend: Stable →

Hedgehog arion

LC — Least Concern

Physical Characteristics

Attribute	волк	Hedgehog arion
Diet	Carnivore	—
Average Lifespan	13 years	—
Average Length	1.6 m	—
Average Weight	45.0 kg	—

Habitat & Geographic Range

волк

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, deserts and xeric shrublands, and tropical and subtropical dry broadleaf forests, among 13 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Seychelles), Asia (Japan), Europe (5 countries), North America (7 countries), Oceania and the Pacific (Marshall Islands, Vanuatu), and South America (5 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Hedgehog arion

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Widely distributed across Africa (South Africa), Europe (7 countries), North America (Mexico, United States), Oceania and the Pacific (New Zealand), and South America (Chile, Colombia).

волк

The most widely distributed wild canid, gray wolves range from North America across Eurasia in diverse habitats including tundra, forests, and grasslands. Highly social animals living in family packs led by a dominant breeding pair. As keystone predators, wolves regulate prey populations and profoundly shape ecosystem structure, as demonstrated by their reintroduction in Yellowstone. Once heavily persecuted, populations are recovering in many regions.

Shared Countries

Both species can be found in 7 countries:

🇧🇪 Belgium 🇨🇱 Chile 🇨🇴 Colombia 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States