Copula in flight of Alpine Swift in Romania´s Carpathians

 During a trip from July 1st till 8th 2013 to observe birds in Romania and Bulgaria a remarkable sighting could be noted. A couple of Alpine Swift (Apus melba) was seen flying below a crag in a steep rock and copulated for several seconds. This could be seen in a beautiful gorge near the town… Continue reading Copula in flight of Alpine Swift in Romania´s Carpathians