Several tundra swans (Cygnus columbianus) and mallards (Anas platyrhynchos) - HD Stockvideo

Several tundra swans (Cygnus columbianus) and mallards (Anas platyrhynchos) at rest on Oyama Shimo-ike Pond; Branches and leaves of trees in autumn colors on Mt. Takadate visible in the foreground; Oyama Shimo-ike is a manmade pond (covering approximately 24 ha) situated west of the city of Tsuruoka, It was created about 400 years ago to provide irrigation water for farming, It is an important habitat for almost 200 species of birds, and is listed under the Ramsar Convention, Every year, some 1,000 to 3,000 tundra swans (Cygnus columbianus) winter here, The tundra swan, a member of the Anatidae family of ducks, geese, and swans, is a migratory bird that grows to a height of about 1,2 m, It breeds in cold parts of Siberia and elsewhere, and winters in temperate lakes and marshes, including those in Japan, Mt, Takadate (elevation 274 m) is a hill rich in important flora and fauna, including a primeval forest of Japanese beech (Fagus crenata), This natural treasure trove is on the list of 100 Top Spots in Japan for "Forest Bathing".