fuligule à dos blanc vs ours blanc

Aythya valisineria compared with Ursus maritimus

Key Differences

• fuligule à dos blanc is Not Evaluated while ours blanc is Vulnerable.

Taxonomic Classification

Rank	fuligule à dos blanc	ours blanc
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (oiseau)	Mammalia (mammifères)
Order	Anseriformes (Anseriformes)	Carnivora (carnivores)
Family	Anatidae	Ursidae (Bears)
Genus	Aythya	Ursus (Bears)
Species	Aythya valisineria	Ursus maritimus

Evolutionary Relationship

fuligule à dos blanc and ours blanc share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

fuligule à dos blanc

NE — Not Evaluated

ours blanc

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	fuligule à dos blanc	ours blanc
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

fuligule à dos blanc

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and North America (United States).

ours blanc

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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

fuligule à dos blanc

Canvasback (Aythya valisineria) 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.

ours blanc

The largest land carnivore on Earth, polar bears can exceed 700 kg and are found across Arctic sea ice from Canada to Russia. Highly specialized marine mammals that rely on sea ice to hunt ringed and bearded seals. Excellent swimmers capable of covering vast distances in open water. Listed as Vulnerable, with populations under severe pressure from rapid Arctic sea ice loss due to climate change.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway