Why does merlyn turn wart into an owl in The Once and Future King?

In "The Once and Future King," Merlyn transforms Wart into an owl to teach him important life lessons about perspective and the nature of power. As an owl, Wart experiences the world from a different viewpoint, gaining insights into the instincts and behaviors of creatures that are often overlooked. This transformation helps him understand the complexities of leadership and the responsibilities that come with it, ultimately shaping his character as he prepares to become King Arthur.