Tortoise

A tortoise is an amphibious creature with a shell, similar to a turtle but generally with greater longevity.

The spell Teapot to tortoise transfigures teapots into these creatures.

Dudley Dursley owned a tortoise, which may have suffered an unfortunate fate.

Appearances

 * Harry Potter and the Philosopher's Stone
 * Harry Potter and the Prisoner of Azkaban