night heron on the nest in the reeds

animal area backwater bird birding birds birdwatching black bok breeding colony croatia crowned dol drenov europe floodplain freshwater heron hrvatska iba important inland krapje kroatien lake lonjsko lowland marsh natural nature nest nesting night nycticorax oxbow park plain polje protected reeds reproduction river sava the water wild wilderness wildlife willow Ä‘ol