At the confluence of the Drava River and the Danube where a vast floodplain extends that is considered the best preserved wetland lowland in Europe we spent a year with many animal species and followed their developmental path We recorded many plant species learned about the life of families of swans spoonbills herons then wild boar deer... We felt the closeness of white tailed eagles We dived in the waters of the marsh the Drava and the Danube We followed through four seasons the rise and fall of the water level of Kopački Rit.