bird rookery on clifftop with birds in flight at chivyrkuysky bay

animal autumn avian baikal bay bird birds blue bluff buryat buryatian chivyrkuysky cliff cloud clouds fall flight flock fly formation freedom group lake national nature park republic rock rocks rookery russia russian seagull seagulls siberia siberian side silhouette sky trans travel white wild wildlife wing wings zabaikalskiy zmeinaya