The large bird is thought to be based on a Kangaroo Island emu, and the small one on the King Island emu, but were thought to be a male and female of the same species at the time.
[1]
The original hand coloured copper engraving was engraved by F. Lambert after paintings and drawings by Charles-Alexandre Lesueur who was the offical artist of natural history on the Nicholas Baudin Voyage 1800-1804 for 'Péron, François (1775-1810).
Voyage de découvertes aux terres Australes ..., sur les corvettes le Géographe, le Naturaliste, et al goëlette la Casuarina, pendant les années 1800, 1801, 1802, 1803 et 1804. Paris: De L'Imprimerie impériale, 1807-16.
Date
between 1808 and 1811
date QS:P,+1850-00-00T00:00:00Z/7,P1319,+1808-00-00T00:00:00Z/9,P1326,+1811-00-00T00:00:00Z/9
This work is in the public domain in its country of origin and other countries and areas where the
copyright term is the author's life plus 100 years or fewer.