I know there is some trouble in the anatomy. I'am working on it :).
And thanks for the critcis about the gesture of the little guy. The message must be more in the focus while i concepting the composition. I thought about the perspective, colors, characters, buildings and so on, but the message is the most important thing. For a beginner these are many things.
Thank you very much for your feedback! And i hope you can understand my English. :))