Like other birds, the spectacled eider swallows pebbles to help it crush and digest food. Unfortunately, lead shotgun pellets also can be swallowed, and lead poisoning is a major reason this large diving duck is threatened. The ban on lead shot is one step towards saving the spectacled eider.
Where to see them: Wings of the World
Length: 20 to 22 in
Weight: Up to 3.6 lbs
Habitat: Ocean and coastal tundra
Diet: Clams, mollusks, aquatic insects, some plants
Risk Status: Species at Risk (U.S. Endangered Species List—Threatened)
Range: Arctic ocean and coasts of Russia and Alaska