description King Eider Overview
Across the circumpolar Arctic, king eiders breed near tundra waters and spend much of their lives as sea ducks in coastal environments. Adult males have contrasting pale and dark plumage, with a conspicuous orange-yellow plate above the bill. This feature is a fleshy bill ornament rather than a feathered crest. Females have mottled brown plumage that provides a much quieter appearance.
Diving allows these substantial ducks to collect marine food, including mollusks and crustaceans. Their movements between breeding areas and marine feeding grounds interest researchers studying Arctic ecosystems, while the male's appearance attracts birdwatchers. King eiders are also hunted in parts of their range. They belong to Anseriformes, an order of birds, and to the duck family Anatidae.
Their close dependence on northern coastal waters sets them apart from many freshwater ducks.
help King Eider FAQ
What does the male King Eider look like?
The male King Eider is famous for its striking breeding plumage, featuring a vibrant orange-yellow crest on its forehead that resembles a crown. It also has a pale blue, yellow, and red bill, contrasting sharply with its black, white, and peach-colored body.
Where do King Eiders live during the breeding season?
This large sea duck nests in the circumpolar Arctic and subarctic regions, specifically along the coastal tundra of northern Canada, Alaska, Europe, and Russia. They migrate south to temperate coastal waters during the winter months.
What do King Eiders eat in their coastal habitats?
King Eiders primarily dive for benthic invertebrates, feeding on mollusks, crustaceans, and echinoderms found on the ocean floor. During their summer breeding season on the tundra, they will also consume freshwater insects and plant matter.
Who are the natural predators of the King Eider?
Adult King Eiders must watch out for large birds of prey like the Snowy Owl and Peregrine Falcon, while their young are vulnerable to Arctic foxes and Glaucous Gulls. When diving for food, they occasionally have to evade larger marine predators in the Arctic waters.
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