American Bald Eagle vs Braun'S Holly Fern

Haliaeetus leucocephalus compared with Polystichum braunii

Key Differences

• American Bald Eagle is Not Evaluated while Braun'S Holly Fern is Critically Endangered.

Taxonomic Classification

Rank	American Bald Eagle	Braun'S Holly Fern
Kingdom	Animalia (حيوانات)	Plantae (نباتات)
Phylum	Chordata (حبليات)	Tracheophyta
Class	Aves (طيور)	Polypodiopsida (سراخس رقيقة المباغ)
Order	Accipitriformes (بازيات)	Polypodiales (سرخسيات)
Family	Accipitridae (Hawks & Eagles)	Dryopteridaceae
Genus	Haliaeetus (Sea Eagles)	Polystichum
Species	Haliaeetus leucocephalus	Polystichum braunii

Conservation Status

American Bald Eagle

NE — Not Evaluated

Population: ~316.7K

Trend: Increasing ↑

Braun'S Holly Fern

CR — Critically Endangered

Physical Characteristics

Attribute	American Bald Eagle	Braun'S Holly Fern
Diet	Carnivore	—
Average Lifespan	28 years	—
Average Length	90 cm	—
Average Weight	5.0 kg	—

Habitat & Geographic Range

American Bald Eagle

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).

Braun'S Holly Fern

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (4 countries) and North America (Canada, United States). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

American Bald Eagle

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.

Braun'S Holly Fern

The Braun'S Holly Fern (Polystichum braunii) is a species in the genus Polystichum. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and

Shared Countries

Both species can be found in 5 countries:

🇩🇰 Denmark 🇫🇷 France 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States