![Believed to be mythical, black swans in fact turned out to be quite real. | Black bird, Black swan, Patterns in nature Believed to be mythical, black swans in fact turned out to be quite real. | Black bird, Black swan, Patterns in nature](https://i.pinimg.com/originals/b6/9b/0c/b69b0ca6d00e4340fad5541798d50283.jpg)
Believed to be mythical, black swans in fact turned out to be quite real. | Black bird, Black swan, Patterns in nature
![Greater rhea, Rhea americana 1, and black swan, Cygnus atratus 2. Handcoloured copperplate engraving from Bertuch's "Bilderbuch fur Kinder" (Picture Book for Children), Weimar, 1798. Friedrich Johann Bertuch (1747-1822) was a German Greater rhea, Rhea americana 1, and black swan, Cygnus atratus 2. Handcoloured copperplate engraving from Bertuch's "Bilderbuch fur Kinder" (Picture Book for Children), Weimar, 1798. Friedrich Johann Bertuch (1747-1822) was a German](https://c8.alamy.com/comp/P6EEJ1/greater-rhea-rhea-americana-1-and-black-swan-cygnus-atratus-2-handcoloured-copperplate-engraving-from-bertuchs-bilderbuch-fur-kinder-picture-book-for-children-weimar-1798-friedrich-johann-bertuch-1747-1822-was-a-german-publisher-and-man-of-arts-most-famous-for-his-12-volume-encyclopedia-for-children-illustrated-with-1200-engraved-plates-on-natural-history-science-costume-mythology-etc-published-from-1790-1830-P6EEJ1.jpg)
Greater rhea, Rhea americana 1, and black swan, Cygnus atratus 2. Handcoloured copperplate engraving from Bertuch's "Bilderbuch fur Kinder" (Picture Book for Children), Weimar, 1798. Friedrich Johann Bertuch (1747-1822) was a German
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