Histoire naturelle des plus beaux oiseaux chanteurs de la zone torride
A Paris :Chez J.E. Gabriel Dufour, LibraireMDCCCV [1805]
biodiversitylibrary.org/page/55964325
Description: English: Двойка черноглави овесарки, Калиакра, България, 2003 English: A pair of Black-headed Buntings, Kaliakra, Bulgaria, 2003. Date: 29 December 2006 (original upload date) 2003-07-05 (image creation date). Source: Transferred from bg.wikipedia. Author: Original author and uploader was Ivan Petrov at bg.wikipedia. Permission(Reusing this file): Released in the public domain by its author.
Description: Български: Мъжка Черноглава овесарка, Калиакра, България, 2003 English: Male Black-headed Bunting, Kaliakra, Bulgaria, 2003. Date: 29 December 2006 (original upload date) 2003-07-05 (image creation date). Source: Transferred from bg.wikipedia. Author: Original author and uploader was Ivan Petrov at bg.wikipedia. Permission(Reusing this file): Released in the public domain by its author.
Description: English: Женска черноглава овесарка, Калиакра, България, 2003 English: Female Black-headed Bunting, Kaliakra, Bulgaria, 2003. Date: 29 December 2006 (original upload date) 2003-07-05 (image creation date). Source: Transferred from bg.wikipedia. Author: Original author and uploader was Ivan Petrov at bg.wikipedia. Permission(Reusing this file): Released in the public domain by its author.