grey heron, ardea cinerea, perched in nest and warming up eggs. bird nesting behavior. fish predator. wildlife scene from nature.

animal ardea beak beautiful behavior behaviour bird black blue branch brown chicks cinerea egg environment eye family feather feathers fish fishery fledgling forest great green grey habitat heron lake leaves leg long majestic natural nature nest nesting nestling outdoor park perched plumage pond predator river season spring summer tree water white wild wildlife wood young