American Bald Eagle vs Common Cuckoo

Haliaeetus leucocephalus compared with Cuculus canorus

Key Differences

• American Bald Eagle is Not Evaluated while Common Cuckoo is Near Threatened.

Taxonomic Classification

Rank	American Bald Eagle	Common Cuckoo
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Accipitriformes (Hawks & Eagles)	Cuculiformes (Cuculiformes)
Family	Accipitridae (Hawks & Eagles)	Cuculidae
Genus	Haliaeetus (Sea Eagles)	Cuculus
Species	Haliaeetus leucocephalus	Cuculus canorus

Evolutionary Relationship

American Bald Eagle and Common Cuckoo share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

American Bald Eagle

NE — Not Evaluated

Population: ~316.7K

Trend: Increasing ↑

Common Cuckoo

NT — Near Threatened

Physical Characteristics

Attribute	American Bald Eagle	Common Cuckoo
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).

Common Cuckoo

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (6 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Common Cuckoo

Common Cuckoo (Cuculus canorus) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden