The first thing that stands out is your value structure. It is always good to check it from time to time. Yours is really messy at this point.
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It is really hard to see whats going on at first glance. I think this one would be the first thing I fix π Maybe make the forest a bit darker and only let the sunrays hit on the girls face and the fox's face. You can also use more sunrays but I would suggest to make them a bit duller than the other sunrays. Also your composition could be improved I feel!
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This space is very empty. And why put the fish in front of the girl if the girl should be the focal point? π
These are just some ideas how to improve this one. Maybe the others have some other tips π