The line And life goes on forever like the gnawing of a mouse - is an example of which poetic device?

The line "And life goes on forever like the gnawing of a mouse" employs a simile, as it compares the continuous nature of life to the persistent gnawing of a mouse using "like." This comparison emphasizes the relentlessness and monotony of life. Additionally, it evokes imagery and evokes a sense of unease, highlighting the mundane aspects of existence.