This Bible contradiction is from the Skeptic's Annotated Bible.

Verses

All are unclean and may not be eaten.

Deuteronomy 14:19 View context

And every creeping thing that flieth [is] unclean unto you: they shall not be eaten.

Some may be eaten.

Leviticus 11:21-23 View context

Yet these may ye eat of every flying creeping thing that goeth upon [all] four, which have legs above their feet, to leap withal upon the earth;

[Even] these of them ye may eat; the locust after his kind, and the bald locust after his kind, and the beetle after his kind, and the grasshopper after his kind.

But all [other] flying creeping things, which have four feet, [shall be] an abomination unto you.