Answer:
What get wet while drying
They have not flesh, nor feathers, nor scales, nor bone. Yet they have fingers and thumbs of their own.
Has feathers but can't fly. Rests on legs but can't walk.
This is rectangular, hollow and has a lid, and where you’ll find it you might wonder, it is just six feet under. What is it?
What has roots that nobody sees, and is taller than trees. Up, up it goes, and yet it never grows.
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.