Source: Extracted from https://commons.wikimedia.org/wiki/File:Cayley_p3_Australias_Largest_Birds.jpg
Date 24 September 2013, 15:10:18
Source What Bird Is That? by Neville W. Cayley (1984), page 22. First published 1931.
Author Neville William Cayley
Source: https://commons.wikimedia.org/wiki/File:Cayley_Cygnus_atratus.jpg
The black swan (Cygnus atratus) is a large waterbird, a species of swan, which breeds mainly in the southeast and southwest regions of Australia. Black swans are large birds with mostly black plumage and red bills. The black swan is common in the wetlands of southwestern and eastern Australia and adjacent coastal islands. |