Lami vs ours blanc

Lamna ditropis compared with Ursus maritimus

Key Differences

• Lami is Least Concern while ours blanc is Vulnerable.

Taxonomic Classification

Rank	Lami	ours blanc
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (mammifères)
Order	Lamniformes (Mackerel Sharks)	Carnivora (carnivores)
Family	Lamnidae (Mackerel Sharks)	Ursidae (Bears)
Genus	Lamna	Ursus (Bears)
Species	Lamna ditropis	Ursus maritimus

Evolutionary Relationship

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

Conservation Status

Lami

LC — Least Concern

ours blanc

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Lami

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

Found in Taiwan.

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.

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.