duck swimming in a tranquil pond surrounded by lush greenery at the zoo

duck swimming pond greenery nature wildlife habitat zoo water foliage outdoor environment animal serene reflection ecosystem tranquil vegetation waterfowl forest sanctuary observation zoological conservation exhibit fauna flora scenic peaceful water bird green space natural habitat animal behavior wild green surroundings pond life zoological park animal care outdoor environment habitat display green enclosure conservation effort forested zoo zoological exhibit animal welfare nature scene bird watching tranquil scene calm