cygnus atratus การใช้

The specific epithet is named for an emblem of Western Australia, " Cygnus atratus ", the black swan.
The "'Black Swan "'( " Cygnus atratus " ) is a large monogamous breeders that share breeding responsibilities between the sexes.
The Australian black swan ( " Cygnus atratus " ) is completely black except for the white flight feathers on its wings; the chicks of black swans are light grey.
The "'New Zealand swan "'( " Cygnus atratus sumnerensis " ) is an extinct swan from the Chatham Islands and the South Island of New Zealand.
Dawlish is also known for its black swans ( " Cygnus atratus " ), introduced from Western Australia, which live with other exotic waterfowl in a small urban sanctuary on Dawlish Water.