vs ours blanc

Cortinarius bergeronii compared with Ursus maritimus

Key Differences

is Endangered while ours blanc is Vulnerable.

Taxonomic Classification

Rank		ours blanc
Kingdom	Fungi (Fungi)	Animalia (animal)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (mammifères)
Order	Agaricales (Gilled Mushrooms)	Carnivora (carnivores)
Family	Cortinariaceae	Ursidae (Bears)
Genus	Cortinarius	Ursus (Bears)
Species	Cortinarius bergeronii	Ursus maritimus

Conservation Status

EN — Endangered

ours blanc

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Cortinarius bergeronii is a mycorrhizal agaric fungus in the family Cortinariaceae, assessed as Endangered (EN). It forms ectomycorrhizal associations with trees in undisturbed forest habitats and produces characteristic cobweb-like cortina veils when young. Its endangered status reflects habitat loss through deforestation and forest management changes.

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.