which were in turn bred from the wild rock dove (Columba livia). Today, pigeons have been selectively bred by humans to display a bewildering variety of shapes and colours, numbering as many as ...

Several of the birds depicted were rock pigeons (Columba livia), along with a pied kingfisher (Ceryle rudis), a red-backed shrike (Lanius collurio), and a white wagtail (Motacilla alba).