Leviticus 11:26

23 But all other winged four-footed things which go on the earth are disgusting to you.

24 By these you will be made unclean; anyone touching their dead bodies will be unclean till evening:

25 Whoever takes away the dead body of one of them is to have his clothing washed, and will be unclean till evening.

26 Every beast, in the horn of whose foot there is not a complete division, and whose food does not come back, is unclean to you: anyone touching one of these will be unclean.

27 Any four-footed beast which goes on the ball of its foot, is unclean to you: anyone touching the dead body of one of these will be unclean till evening.

28 Anyone who takes away the dead body of one of these is to have his clothing washed and be unclean till evening.

29 And these are unclean to you among things which go low down on the earth; the weasel and the mouse and the great lizard, and animals of that sort;