The evil pig is repeatedly referred to as a male but it is quite obvious that the pig is a female.
When Judge Roy Bean Lowers his newspaper you can see that it is composed of multiple sheets of the same page. The front page banner can be seen at the top of what should be page three.
As Call is shadowing Muxmux he is riding along the edge of the cliff in full silhouette and brightly back-lit, yet none of the gang notice him.