English Standard Version
and whoever touches a swarming thing by which he may be made unclean or a person from whom he may take uncleanness, whatever his uncleanness may be--New International Version
or if he touches any crawling thing that makes him unclean, or any person who makes him unclean, whatever the uncleanness may be.Catholic Public Domain Version
and whoever has touched a creeping thing, or any kind of unclean thing, the touching of which is filthy