Spot the Common Eider: Iceland’s most valuable bird
The Common Eider (Somateria mollissima borealis) is a large seaduck of the Merginae family. The Eider is one of few Anatidae that occupy the marine environment in Iceland all year round and thus shares many characteristics with seabirds rather than ducks. For instance, Eiders have salt glands like Alcids and gulls to excrete salt when …
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