What is in this image? Describe it in Simple English. As plain and simple as possible. No complex words, no long sentences. Still make sure to describe everything in the image.

This is a picture of a pond. The pond has four levels of water, like steps. On each level of water, there is one duck. The ducks look like they are floating or swimming. Around the pond, there are plants. Some leaves are on top above the water. There are lines that might show grass or more plants. Everything in the picture is drawn with black lines on a white background.