a couple of birds that are sitting on a branch

Title: Brasilian caracara eagle : Polyborus vulgaris. c.1 v.2 plate 161 Artist: Audubon, John James, 1785-1851 Engraver: Havell, Robert, 1793-1878 Name on Item: From nature by J. J. Audubon F.R.S. F.L.S. Engraved, printed & coloured by R. Havell, London, 1833. Date: 1833 https://www.digitalcommonwealth.org/search/commonwealth:9s16d121v