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Side-by-Side Comparison

Attribute	Bald Eagle	Great Nicobar Serpent-eagle
Scientific Name	Haliaeetus leucocephalus	Spilornis klossi
Order	Accipitriformes	Accipitriformes
Family	Accipitridae	Accipitridae
Conservation Status	Least Concern	Endangered
Length	79.0 cm (31.1 in)	—
Wingspan	203.0 cm (79.9 in)	59.4 cm (23.4 in)
Weight	4300.0 g (151.68 oz)	450.0 g (15.87 oz)
Diet	Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish …	--
Clutch Size	1-4	--
Population Trend	—	—

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Size Comparison

Body Length

Bald Eagle 79.0 cm

Great Nicobar Serpent-eagle —

Wingspan

Bald Eagle 203.0 cm

Great Nicobar Serpent-eagle 59.4 cm

Weight

Bald Eagle 4300.0 g

Great Nicobar Serpent-eagle 450.0 g

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Habitat Comparison

Shared Habitats

🌲 Forest

Bald Eagle only

🏖️ Coastal 🌾 Grassland 🌿 Wetland

Great Nicobar Serpent-eagle only

None

Bald Eagle

Large bodies of open water including coasts, rivers, and lakes with abundant fish and old-growth trees for nesting.

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Song & Call Comparison

Bald Eagle

Song

High-pitched, chattering whistle: a rapid 'kleek-kik-ik-ik-ik'. Surprisingly weak and thin for such a large raptor. Also gives a lower 'kwit-kwit' call near the nest.

Great Nicobar Serpent-eagle

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Geographic Range & Migration

Bald Eagle

North America from Alaska and Canada through the contiguous United States to northern Mexico.

Great Nicobar Serpent-eagle

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Conservation Status

Least Concern

Bald Eagle

Endangered

Great Nicobar Serpent-eagle

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How to Tell Them Apart

Bald Eagle

Plumage

Adults have a dark brown body with a striking white head and tail. Juveniles are mottled brown and white, reaching full adult plumage at age five.

Bill

Large, hooked, bright yellow bill

Great Nicobar Serpent-eagle

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About These Birds

Bald Eagle

The bald eagle is the national bird and symbol of the United States. Once endangered due to DDT pesticide use, it made a remarkable recovery and was removed from the endangered species list in 2007. These powerful raptors build the largest tree nests of any bird, some weighing over two tons.

Great Nicobar Serpent-eagle

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Related Comparisons

Bald Eagle vs Griffon Vulture

same-family

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More Birds to Explore

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