In the 1995–1996 school year, snails were used in Transfiguration class as part of the Vanishing Spell curriculum. As an invertebrate, they presented less of a challenge in vanishing than a vertebrate like a mouse, though it was still considered some of the most challenging magic of its type.
- Harry Potter and the Prisoner of Azkaban (film)
- Harry Potter and the Goblet of Fire 
- Harry Potter and the Order of the Phoenix
- LEGO Harry Potter: Years 1-4