Prompt
"Generate an image of a Mallard duck (Anas platyrhynchos) in its natural habitat, a wetland, with a serene background of water and lush greenery. The duck should be depicted in a realistic style, showcasing its distinctive iridescent green head, yellow bill, and brown body for the female, or the male's vibrant green head, yellow bill, and colorful plumage. The image should capture the duck's typical posture, with webbed feet and a quacking expression, highlighting its omnivorous nature and adaptability. The style should be photorealistic, emphasizing the textures of the duck's feathers and the surrounding environment."