How do Keats Ode to a Nightingale, Coleridges The Rime of the Ancient Mariner, Burns To a mouse, and Blakes To the lamb use animals in their poetry?

How do Keats Ode to a Nightingale, Coleridges The Rime of the Ancient Mariner, Burns To a mouse, and Blakes To the lamb use animals in their poetry? A. What do the animals represent? B. How are they described and how do they interact with people? C. How are animals important to the central themes of the poets their central theme?