A little creature (maybe cat or weasel, who knows) is traped in a cave because huge snow storm started. Now it just can wait until the storm ends.
Indeed. Definition is a problem here in making out what anything is creatively.
Technically, you are new to pixelart and this does qualify as pixelart but just barely because there is apparent lack of control on the pixel level.
Some of the pixelling in the water is almost oekaki.
If you haven't already. Review the 3-4 sticky posts in the forum's resource section and make sure if you only review one its cure's thread. This should help guide you along for now.
The forum is also there for any question you may have :)
There's potential here, though it looks a bit clustered and hard to tell what's going on. The colors especially make things unclear, as they're not very far apart on the saturation scale.