Adder's-tongue Spearwort vs pigargo-americano

Ranunculus ophioglossifolius compared with Haliaeetus leucocephalus

Key Differences

Adder's-tongue Spearwort is Endangered while pigargo-americano is Not Evaluated.

Taxonomic Classification

Rank	Adder's-tongue Spearwort	pigargo-americano
Kingdom	Plantae (plantas)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (cordados)
Class	Magnoliopsida (Dicots)	Aves (ave)
Order	Ranunculales (Ranunculales)	Accipitriformes (Hawks & Eagles)
Family	Ranunculaceae	Accipitridae (Hawks & Eagles)
Genus	Ranunculus	Haliaeetus (Sea Eagles)
Species	Ranunculus ophioglossifolius	Haliaeetus leucocephalus

Conservation Status

Adder's-tongue Spearwort

EN — Endangered

pigargo-americano

NE — Not Evaluated

Population: ~316.7K

Trend: Increasing ↑

Physical Characteristics

Attribute	Adder's-tongue Spearwort	pigargo-americano
Diet	—	Carnivore
Average Lifespan	—	28 years
Average Length	—	90 cm
Average Weight	—	5.0 kg

Habitat & Geographic Range

Adder's-tongue Spearwort

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Australia, Norway, Portugal, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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).

Adder's-tongue Spearwort

The Adder's-tongue Spearwort (Ranunculus ophioglossifolius) is a species in the genus Ranunculus. It is currently classified as Endangered on the IUCN Red List. This species inhabits Typically found in diverse terrestrial habitats from tropical forests to temperate regions, found across Australia, Norway, Portugal, and Sweden.

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.