ours blanc vs Azuré de l'ajonc

Ursus maritimus compared with Plebejus argus

Key Differences

• ours blanc is Vulnerable while Azuré de l'ajonc is Endangered.

Taxonomic Classification

Rank	ours blanc	Azuré de l'ajonc
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum	Chordata (Chordates)	Arthropoda (arthropodes)
Class	Mammalia (mammifères)	Insecta (insecte)
Order	Carnivora (carnivores)	Lepidoptera (Butterflies & Moths)
Family	Ursidae (Bears)	Lycaenidae
Genus	Ursus (Bears)	Plebejus
Species	Ursus maritimus	Plebejus argus

Evolutionary Relationship

ours blanc and Azuré de l'ajonc share a common ancestor at the Kingdom level: Animalia. (animal)

Conservation Status

ours blanc

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Azuré de l'ajonc

EN — Endangered

Physical Characteristics

Attribute	ours blanc	Azuré de l'ajonc
Diet	Carnivore	—
Average Lifespan	25 years	—
Average Length	2.4 m	—
Average Weight	450.0 kg	—

Habitat & Geographic 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.

Azuré de l'ajonc

Habitat

Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (39 countries). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Azuré de l'ajonc

Silver-Studded Blue (Plebejus argus) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway