Read Leviticus 11:43 Using Other Translations
Ye shall not make yourselves abominable with any creeping thing that creepeth, neither shall ye make yourselves unclean with them, that ye should be defiled thereby.
You shall not make yourselves detestable with any swarming thing that swarms, and you shall not defile yourselves with them, and become unclean through them.
Do not defile yourselves by touching them. You must not make yourselves ceremonially unclean because of them.