ナショナルジオグラフィックさんのインスタグラム写真 - (ナショナルジオグラフィックInstagram)「Photo by Matthieu Paley @paleyphoto / A rock pigeon lands elegantly next to my breakfast table in Cappadocia, Turkey. Research suggests that domestication of pigeons occurred as early as 10,000 years ago; their droppings have been used as natural fertilizer in agriculture for centuries. Pigeons have made contributions of considerable importance to humanity, especially in times of war, when they delivered vital messages. For more cultural insights into our world, follow @paleyphoto. #pigeon #tumbler #cappadocia」12月25日 12時34分