pond nugget on Nostr: Need help with this one. What kind of animal (or insect?!) is making these scratch ...

Need help with this one. What kind of animal (or insect?!) is making these scratch marks? They are only in this spot, so I’m inclined to believe it has something to do with the tiny gap between the baseboard and floor tile.

I know mice are known to fit into small spaces but this seems too small.