The bare sheep texture map has sections that were not removed in 23w31a when this was first fixed.
Unused Pixels:
[media]
Fix:
[media]Linked issues
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Comments 6
You missed a couple of them at the left of the top of the legs, and right of the bottom.
I've attached sheep unused pixels.png
to highlight these as well.
Good job! I think this is not really a bug. A simple flaw that does not affect the gameplay.