cygnusatratus

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Black Swan Cygnus Atratus nesting Royalty Free Stock Photo

The black swan floats in the pond. Beautiful swan poses on the water Royalty Free Stock Photo

Head of a black swan on a background of green grass close-up. Side view Royalty Free Stock Photo

The black swan swims in the pond. Royalty Free Stock Photo

Australian black swan cygnusatratus. genus cygnus. family aquatidae,Indigenous to Australia. Highly nomadic,life span forty years,moults after breeding & cannot fly for about a month.Strong flyers.exclusively herbivorous. diet aquatic and marshland plants,algae and fish.largely monogamous. cygnets are tended by their parents for about nine months. male cob,female pen.