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The common goldeneye or simply goldeneye (Bucephala clangula) is a medium-sized sea duck of the genus Bucephala, the goldeneyes. Its closest relative is the similar Barrow's goldeneye . [ 2 ] The genus name is derived from the Ancient Greek boukephalos ("bullheaded", from bous , "bull " and kephale , "head"), a reference to the bulbous head ...
Most foods contain a mix of some or all of the nutrient classes, together with other substances. Some nutrients can be stored internally (e.g., the fat soluble vitamins), while others are required more or less continuously. Poor health can be caused by a lack of required nutrients or, in extreme cases, too much of a required nutrient.
The genus Bucephala was introduced in 1858 by American naturalist Spencer Baird with the bufflehead as the type species. [1] [2] The genus name is derived from Ancient Greek βουκέφαλος bouképhalos, meaning ' bullheaded ', from boûs ' bull ', and kephalḗ, ' head ', a reference to the crest of the bufflehead making its head look large.
Learn more about Duckling Prizes here. After many promises and a little bit of impatient waiting (ok, a lot of impatient waiting), FarmVille farmers are now being treated to the release of ...
Common eiders (Somateria mollissima) in the breeding season on Texel, the Netherlands. The common eider (pronounced / ˈ aɪ. d ər /) (Somateria mollissima), also called St. Cuthbert's duck or Cuddy's duck, is a large (50–71 cm (20–28 in) in body length) sea-duck that is distributed over the northern coasts of Europe, North America and eastern Siberia.
They do not tend to collect in large flocks; groups are usually limited to small numbers. One duck serves as a sentry, watching for predators as the others in the group dive in search of food. [ 8 ] Buffleheads are amongst the last waterfowl to leave their breeding grounds and one of the world's most punctual migrants, arriving on their ...
The northern shoveler (/ ˈ ʃ ʌ v əl ər /; Spatula clypeata), known simply in Britain as the shoveler, [2] is a common and widespread duck.It breeds in northern areas of Europe and across the Palearctic and across most of North America, [3] wintering in southern Europe, the Indian subcontinent, Southeast Asia, Central America, the Caribbean, and northern South America.
Basically all of its tissues can be used as fodder for fish and poultry and make duckweed an interesting food supplement. [13] Experimental investigations have shown, that L. minor is able to completely replace the add-on of soy bean in the diet of ducks. It can be cultivated directly on the farm resulting in low production costs.