grand dauphin, souffleur, dauphin à gros nez vs ours blanc

Tursiops truncatus compared with Ursus maritimus

Key Differences

• grand dauphin, souffleur, dauphin à gros nez is Least Concern while ours blanc is Vulnerable.
• grand dauphin, souffleur, dauphin à gros nez lives longer (45 years vs 25 years).

Taxonomic Classification

Rank	grand dauphin, souffleur, dauphin à gros nez	ours blanc
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (mammifères)	Mammalia (mammifères)
Order	Cetacea (Whales & Dolphins)	Carnivora (carnivores)
Family	Delphinidae (Oceanic Dolphins)	Ursidae (Bears)
Genus	Tursiops (Bottlenose Dolphins)	Ursus (Bears)
Species	Tursiops truncatus	Ursus maritimus

Evolutionary Relationship

grand dauphin, souffleur, dauphin à gros nez and ours blanc share a common ancestor at the Class level: Mammalia. (mammifères)

Conservation Status

grand dauphin, souffleur, dauphin à gros nez

LC — Least Concern

Population: ~600.0K

Trend: Stable →

ours blanc

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	grand dauphin, souffleur, dauphin à gros nez	ours blanc
Diet	Carnivore	Carnivore
Average Lifespan	45 years	25 years
Average Length	3.0 m	2.4 m
Average Weight	300.0 kg	450.0 kg

Habitat & Geographic Range

grand dauphin, souffleur, dauphin à gros nez

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

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.

grand dauphin, souffleur, dauphin à gros nez

The most studied and recognized dolphin species, bottlenose dolphins inhabit warm and temperate oceans worldwide, from coastal shallows to the open sea. Highly intelligent with large brains relative to body size, they demonstrate self-recognition, complex communication, and social learning. They live in fluid fission-fusion societies and cooperate to herd fish. A keystone indicator species for marine ecosystem health.

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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway