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 drawing of a big dinosaur and a small horse. The dinosaur is lying on the ground. It is large and happy. It smiles and has big eyes. The small horse is sitting on top of the dinosaur. The horse looks cute and is smiling too. There are circles on the dinosaur''s body. There are also a few clouds in the sky. The picture looks like it is for coloring.