Answer:
Creatures of power, creatures of grade, creatures of beauty, creatures of strength. As for their lives, they set everything's pace. For all things must come to live. Under their emerald embraceย Either in their life or in their death.
You heart it speak, for it has a hard tongue. But it cannot breathe, for it has not a lung.
Though easy to spot, when allowed to plume, It is hard to see, when held in a room.
What has a big mouth, yet never speaks?
They can be harbored, but few hold water. You can nurse them, but only by holding them against someone else. You can carry them, but not with your arms. You can bury them, but not in the earth.
What did the piece of wood say when he saw the screwdriver and screws approaching?