Apparently, there is a bird in Australia, called the Ganja Bird, according to Peter Tosh, but only he knew about it.
http://everything2.com/title/Peter+Tosh

After several searches on Google, I came up empty handed.

http://www.intel-diplo.com/index.php?option=com_content&task=view&id=70&Itemid=44

The Dove "cooing" sounds can be heard throughout, in "Duppy Conqueror".
http://www.nme.com/awards/video/offset/40/search/wailer