Where is the Black Swan (*Cygnus atratus*) native, and what is its defining coloration?

Answer

Native to Australia and has entirely black plumage.

The Black Swan, native to Australia, is notable for its entirely black plumage, which contrasts sharply with the white species typically found in the Northern Hemisphere.

Where is the Black Swan (*Cygnus atratus*) native, and what is its defining coloration?
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