Somateria mollissima

Common Eider:

IUCN Listing: Least concern - unkown population trend
Winter Habitat: They move away from the coast and rest in marine shoals

Food: Mollusks 

Foraging Technique: They are fierce divers, diving to depths of over 16 meters (refer to the video on foraging: element two to see a video of eiders diving)

Breeding Habitat: Rocky coastlines, being used as an ecosystem service. People will attempt to take care of the eiders as best as possible while retrieving the soft downy feathers the eider places in its nests to incubate their eggs

Nesting Preference: Near the water on the ground, lined with vegetation

Average Clutch Size: 1-14 eggs

First age of Breeding: Second winter

Literature cited:

Bird Web

All About Birds

Planet of Birds

Ducks, Geese and Swans of the World