Final answer:
In Shakespeare's 'A Midsummer Night's Dream,' Nick Bottom is transformed into a donkey, a change that brings comedic elements to the play.
Step-by-step explanation:
In the play A Midsummer Night's Dream by William Shakespeare, the character Nick Bottom is famously transformed into an animal. The question is asking which animal Nick Bottom turns into. The correct answer is that Nick Bottom turns into a donkey. This transformation is a pivotal comedic element of the play, as it occurs through the mischievous magic of the fairy Puck, and greatly affects Bottom's interactions with other characters, especially with the fairies in the enchanted forest.