Answer:
In your fire you hear me scream, creaking and whining, yet I am dead before you lay me in your hearth.
They have not flesh, nor feathers, nor scales, nor bone. Yet they have fingers and thumbs of their own.
Lives without a body, hears without ears, speaks without a mouth, to which the air alone gives birth. What is it?
What can go through glass without breaking it?
I fly, yet I have no wings. I cry, yet I have no eyes. Darkness follows me. Lower light I never see.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?