Noyer ailé du Caucase vs ours blanc

Pterocarya fraxinifolia compared with Ursus maritimus

Key Differences

Noyer ailé du Caucase is Not Evaluated while ours blanc is Vulnerable.

Taxonomic Classification

Rank	Noyer ailé du Caucase	ours blanc
Kingdom	Plantae (plante)	Animalia (animal)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Mammalia (mammifères)
Order	Fagales (Beeches & Oaks)	Carnivora (carnivores)
Family	Juglandaceae	Ursidae (Bears)
Genus	Pterocarya	Ursus (Bears)
Species	Pterocarya fraxinifolia	Ursus maritimus

Conservation Status

Noyer ailé du Caucase

NE — Not Evaluated

ours blanc

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Noyer ailé du Caucase	ours blanc
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Noyer ailé du Caucase

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Found across Europe (9 countries).

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.

Noyer ailé du Caucase

The Caucasian Wingnut (Pterocarya fraxinifolia) is a species in the genus Pterocarya. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

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.