Pygargue à tête blanche vs cygne tuburculé

Haliaeetus leucocephalus compared with Cygnus olor

Key Differences

Pygargue à tête blanche is Not Evaluated while cygne tuburculé is Near Threatened.
Pygargue à tête blanche is carnivore while cygne tuburculé is herbivore.
cygne tuburculé is 2.4x heavier than Pygargue à tête blanche.
Pygargue à tête blanche lives longer (28 years vs 20 years).

Taxonomic Classification

Rank	Pygargue à tête blanche	cygne tuburculé
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (oiseau)	Aves (oiseau)
Order	Accipitriformes (Hawks & Eagles)	Anseriformes (Anseriformes)
Family	Accipitridae (Hawks & Eagles)	Anatidae
Genus	Haliaeetus (Sea Eagles)	Cygnus
Species	Haliaeetus leucocephalus	Cygnus olor

Evolutionary Relationship

Pygargue à tête blanche and cygne tuburculé share a common ancestor at the Class level: Aves. (oiseau)

Afficher Class: Aves

Conservation Status

Pygargue à tête blanche

NE — Not Evaluated

Population: ~316.7K

Trend: Increasing ↑

cygne tuburculé

NT — Near Threatened

Population: ~600.0K

Trend: Increasing ↑

Physical Characteristics

Attribute	Pygargue à tête blanche	cygne tuburculé
Diet	Carnivore	Herbivore
Average Lifespan	28 years	20 years
Average Length	90 cm	1.5 m
Average Weight	5.0 kg	12.0 kg

Habitat & Geographic Range

Pygargue à tête blanche

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and flooded grasslands and savannas, among 10 distinct biome types spanning the Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Europe (8 countries), North America (United States), and South America (Ecuador).

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.

Pygargue à tête blanche

The national bird of the United States and a symbol of American conservation success, bald eagles have a wingspan of up to 2.4 meters and inhabit forests and wetlands near open water across North America. Powerful aerial predators and scavengers, they specialize in fish but also take waterfowl and carrion. Nearly extinct by the 1960s due to DDT poisoning and hunting, the bald eagle recovered dramatically following pesticide bans and the Endangered Species Act.

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.