In 3-5 sentences, write a summary of the Shel Silverstein "it's dark in here" lion poem

The poem "it's dark in here" by Shel Silverstein describes a lion who is trapped inside a cage at the zoo. The lion reflects on his confinement and the darkness that surrounds him. He longs for freedom and dreams of exploring the world beyond his cage. The poem conveys a sense of loneliness and captivity as the lion yearns for a life outside of his restricted environment.