Finished my first legitimate art piece

I’ve been using blender for about 8 years and im 100% self taught; ha this is the first thing i’ve created which looks like anything worth posting, let me know if you have any tips for me! This is the picture i was working off of:

And this is me render result:

Are these cats on the surface? So sweet!!!

The top photo is the one i was working off of, the bottom is my render result