grand dauphin, souffleur, dauphin à gros nez vs cygne tuburculé

Tursiops truncatus compared with Cygnus olor

Key Differences

• grand dauphin, souffleur, dauphin à gros nez is Least Concern while cygne tuburculé is Near Threatened.
• grand dauphin, souffleur, dauphin à gros nez is carnivore while cygne tuburculé is herbivore.
• grand dauphin, souffleur, dauphin à gros nez is 25.0x heavier than cygne tuburculé.
• grand dauphin, souffleur, dauphin à gros nez lives longer (45 years vs 20 years).

Taxonomic Classification

Rank	grand dauphin, souffleur, dauphin à gros nez	cygne tuburculé
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (mammifères)	Aves (oiseau)
Order	Cetacea (Whales & Dolphins)	Anseriformes (Anseriformes)
Family	Delphinidae (Oceanic Dolphins)	Anatidae
Genus	Tursiops (Bottlenose Dolphins)	Cygnus
Species	Tursiops truncatus	Cygnus olor

Evolutionary Relationship

grand dauphin, souffleur, dauphin à gros nez and cygne tuburculé share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

grand dauphin, souffleur, dauphin à gros nez

LC — Least Concern

Population: ~600.0K

Trend: Stable →

cygne tuburculé

NT — Near Threatened

Population: ~600.0K

Trend: Increasing ↑

Physical Characteristics

Attribute	grand dauphin, souffleur, dauphin à gros nez	cygne tuburculé
Diet	Carnivore	Herbivore
Average Lifespan	45 years	20 years
Average Length	3.0 m	1.5 m
Average Weight	300.0 kg	12.0 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).

cygne tuburculé

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests, among 8 distinct biome types.

Range

Widely distributed across Africa (South Africa), Asia (4 countries), Europe (24 countries), North America (Canada, Dominican Republic, United States), Oceania and the Pacific (New Zealand), and South America (Colombia, Peru). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

cygne tuburculé

The most commonly encountered swan globally and one of the largest flying birds, mute swans weigh up to 15 kg and inhabit lakes, rivers, and coastal bays across Europe and Asia, with widespread introduced populations in North America and Australia. Despite their name, mute swans produce a range of hissing, grunting, and wing-whistling sounds. Males aggressively defend territories and are capable of injuring humans and drowning dogs with powerful wing strikes.

Shared Countries

Both species can be found in 7 countries:

🇧🇪 Belgium 🇨🇴 Colombia 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇹🇼 Taiwan 🇺🇦 Ukraine