The witch can't really turn humans into animals, she merely locks them up.

Both the witches turned to look at the stones.

The witches all turn into mice within a few minutes, having had massive overdoses.

The witch did not turn or look up.

The witch turned away from them and started making funny noises.

The witch, who was just entering the forest, turned round at that moment and saw the golden rays.

She had scarcely done so when the witch turned round.

A witch from up the valley once turned an entire wedding party into wolves because the groom had settled on another girl.

When he meets the mermaid, a witch turns him into a frog.

One mini story in the beginning is about a witch turned a whole wedding ceremony into wolves.