Requin noir vs ours blanc

Carcharhinus melanopterus compared with Ursus maritimus

Taxonomic Classification

Rank	Requin noir	ours blanc
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (mammifères)
Order	Carcharhiniformes (Ground Sharks)	Carnivora (carnivores)
Family	Carcharhinidae	Ursidae (Bears)
Genus	Carcharhinus	Ursus (Bears)
Species	Carcharhinus melanopterus	Ursus maritimus

Evolutionary Relationship

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

Conservation Status

Requin noir

VU — Vulnerable

ours blanc

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Requin noir

Habitat

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

Range

Found in Taiwan. Currently classified as Vulnerable 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.

Requin noir

The Black fin reef shark (Carcharhinus melanopterus) is a species in the genus Carcharhinus. It is currently classified as Vulnerable on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

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.