Grey heron (Ardea cinerea) in a pond, Neusiedlersee National Park, Austria

ardea cinerea burgenland spring adult predator alone posing lying in wait fish to profile shot overview reflection biosphere reserve ardea grey heron ardea cinerea bank rive national park transborder park unesco's world heritage ramsar convention site may neusiedl lake seewinkel national park water surface nobody burgenland federal state springtime adults predators predatory single lonely only solo one lone posed pose settlings settling watchful be on the watch stalking being on the watch stalk at steal fishing fished profile sights profile sight profile shots profile view profile views side view overviews global sight global sights full length reflections mirror image reflected reflecting biosphere reserves grey herons ardea cinerea water edge banks rive water edges national parks sensitive natural areas transnational park transnational parks transborder parks transfrontier park transfrontier parks world heritage site ramsar convention sites least concern species water surfaces watersurface watersurfaces with nobody temperate season seasons ambiance stage of development individual predation relation between species species hunt light effect environment protection environment management biodiversity management environment ardeinae ardeidae ciconiiformes aves sauropsida tetrapoda tetrapodomorpha rhipidistia sarcopterygii euteleostomi gnathostomata vertebrata chordata deuterostomia coelomata bilateria metazoa opisthokonta eukaryota heron ardea sp heron surfbird bird sauropsid vertebrate chordate wild animal animal freshwater wetland area area iucn red list of threatened species austria european union europe water matter