Great crested grebe (Podiceps cristatus), sitting on nest, Lower Saxony, Germany, Europe

animal behavior animal behaviour animals in the wild animals animal aquatic bird aves behavior behaviour bird's nest bird nest bird photography birds' nests birds bird breeding area breeding grounds breeding ground breeding season breeding time care central europe deserted empty europe fauna german federal republic germany great crested grebes great crested grebe grebes grebe habitat lower saxony middle europe natural environments natural environment natural habitat nesting sites nesting site nesting nests nest nobody no one no people norddeutschland northern germany north germany parental care podiceps cristatus podicipedidae podicipediformes sitting sit social behavior social behaviours social behaviour uninhabited water birds water bird waterfowl wild animals wild animal wildlife photography wildlife