Answer:
They have not flesh, nor feathers, nor scales, nor bone. Yet they have fingers and thumbs of their own. What are they?
I climb higher when hot, But beware my rage, I’ll kill with a breath, If I can escape my cage
Has feathers but can't fly. Rests on legs but can't walk.
You can spin, wheel and twist, but this thing can turn without moving. What is it?
What has two spines and a lot of ribs, and carries much but never moves?
Black we are and much admired. Many seek us if they are tired. We tire the horse, and comfort man, and turn White when we've fulfilled your plan.