Leviticus 11:25-29

and whoever picks up any of their carcasses shall wash his clothes and be unclean until evening.

As for all the animals which have a divided hoof but do not show a split hoof, or do not chew the cud, they are unclean to you; whoever touches them becomes unclean.

Also whatever walks on its paws, among all the creatures that walk on all fours, are unclean to you; whoever touches their carcasses becomes unclean until evening,

and the one who picks up their carcasses shall wash his clothes and be unclean until evening; they are unclean to you.

‘Now these are to you the unclean among the swarming things which swarm on the earth: the mole, the mouse, and the great lizard in its kinds,