Collaborative ornithological researches in the Caucasus
In early May 2009 the third Russian-Ukrainian expedition across the Northern Caucasus took place. The first expedition of this kind was in late May-early June 2004 along the Eastern Azov area and Taman. The second expedition in early May 2008 covered the Eastern Azov area and the Western Caucasus till Elbrus area, also Stavropolje and […]