Leviticus 11:28-29

²⁸and he, that beareth such dead bodies, shall wash his clothes, and he shall be unclean till to eventide; for all these things be unclean to you.

²⁹Also these things shall be areckoned among defouled things, of these things that be moved on earth (or of these things that move upon the ground); a weasel, and a mouse, and a crocodile, each after his kind;