loup vs thick-lipped risso snail

Canis lupus compared with Rissoa membranacea

Key Differences

• loup is Critically Endangered while thick-lipped risso snail is Least Concern.

Taxonomic Classification

Rank	loup	thick-lipped risso snail
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum	Chordata (Chordates)	Mollusca (mollusques)
Class	Mammalia (mammifères)	Gastropoda (Gastropoda)
Order	Carnivora (carnivores)	Littorinimorpha (Littorinimorpha)
Family	Canidae (Dogs & Wolves)	Rissoidae
Genus	Canis (Dogs & Wolves)	Rissoa
Species	Canis lupus	Rissoa membranacea

Evolutionary Relationship

loup and thick-lipped risso snail share a common ancestor at the Kingdom level: Animalia. (animal)

Conservation Status

loup

CR — Critically Endangered

Population: ~300.0K

Trend: Stable →

thick-lipped risso snail

LC — Least Concern

Physical Characteristics

Attribute	loup	thick-lipped risso snail
Diet	Carnivore	—
Average Lifespan	13 years	—
Average Length	1.6 m	—
Average Weight	45.0 kg	—

Habitat & Geographic Range

loup

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.

thick-lipped risso snail

Habitat

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

Range

Distributed across Denmark, Norway, and Sweden.

loup

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 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden