mactre d'Amérique vs loup

Spisula solidissima compared with Canis lupus

Key Differences

• mactre d'Amérique is Not Evaluated while loup is Critically Endangered.

Taxonomic Classification

Rank	mactre d'Amérique	loup
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum	Mollusca (mollusques)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Mammalia (mammifères)
Order	Venerida (Venerida)	Carnivora (carnivores)
Family	Mactridae	Canidae (Dogs & Wolves)
Genus	Spisula	Canis (Dogs & Wolves)
Species	Spisula solidissima	Canis lupus

Evolutionary Relationship

mactre d'Amérique and loup share a common ancestor at the Kingdom level: Animalia. (animal)

Conservation Status

mactre d'Amérique

NE — Not Evaluated

loup

CR — Critically Endangered

Population: ~300.0K

Trend: Stable →

Physical Characteristics

Attribute	mactre d'Amérique	loup
Diet	—	Carnivore
Average Lifespan	—	13 years
Average Length	—	1.6 m
Average Weight	—	45.0 kg

Habitat & Geographic Range

mactre d'Amérique

Habitat

Native to Asia and Europe, inhabiting ecosystems characteristic of the region.

Range

Found across Asia (Taiwan) and Europe (5 countries).

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.

mactre d'Amérique

The Atlantic Surf Clam (Spisula solidissima) is a species in the genus Spisula. Native to Asia and Europe, inhabiting ecosystems characteristic of the region.

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 2 countries:

🇧🇪 Belgium 🇳🇴 Norway