Answer:
I went into the woods and got it. I sat down to seek it. I brought it home with me because I couldn’t find it. What is it?
Whoever made me doesn't want me. Whoever bought me doesn't need me. Whoever uses me doesn't know me. What am I?
Soft and cuddly I'll pull on your heart. But take my last name and I'll tear you apart.
By Moon or by Sun I shall be found. Yet I am undone if there's no light around.
Break me but I’ll continue to work touch me and maybe I’ll stay with you forever.
Dark, feathery, and popular in Baltimore and fantasy books.