pigargo-americano vs Bastard Nodding Thistle

Haliaeetus leucocephalus compared with Carduus acanthoides

Key Differences

• pigargo-americano is Not Evaluated while Bastard Nodding Thistle is Near Threatened.

Taxonomic Classification

Rank	pigargo-americano	Bastard Nodding Thistle
Kingdom	Animalia (Animals)	Plantae (plantas)
Phylum	Chordata (cordados)	Magnoliophyta (Flowering Plants)
Class	Aves (ave)	Magnoliopsida (Dicots)
Order	Accipitriformes (Hawks & Eagles)	Asterales (Daisies & Sunflowers)
Family	Accipitridae (Hawks & Eagles)	Asteraceae (Daisy Family)
Genus	Haliaeetus (Sea Eagles)	Carduus
Species	Haliaeetus leucocephalus	Carduus acanthoides

Conservation Status

pigargo-americano

NE — Not Evaluated

Population: ~316.7K

Trend: Increasing ↑

Bastard Nodding Thistle

NT — Near Threatened

Physical Characteristics

Attribute	pigargo-americano	Bastard Nodding Thistle
Diet	Carnivore	—
Average Lifespan	28 years	—
Average Length	90 cm	—
Average Weight	5.0 kg	—

Habitat & Geographic Range

pigargo-americano

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).

Bastard Nodding Thistle

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. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (4 countries), Europe (18 countries), North America (Canada, United States), Oceania and the Pacific (Australia, New Zealand), and South America (Argentina). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

pigargo-americano

A ave nacional dos Estados Unidos e símbolo do sucesso conservacionista americano, a águia-careca tem uma envergadura de até 2,4 metros e habita florestas e zonas húmidas próximas de águas abertas em toda a América do Norte. Quase extinta na década de 1960 devido ao envenenamento por DDT e à caça, recuperou de forma notável após as proibições de pesticidas e a Lei das Espécies em Perigo.

Bastard Nodding Thistle

The Bastard Nodding Thistle (Carduus acanthoides) is a species in the genus Carduus. It is currently classified as Near Threatened on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests, among 8 distinct biome types. Populations are also found in montane and highland environments.

Shared Countries

Both species can be found in 9 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇫🇷 France 🇳🇱 Netherlands 🇳🇴 Norway 🇵🇱 Poland 🇸🇪 Sweden 🇬🇧 United Kingdom 🇺🇸 United States