Board Thread:Suggestions forum/@comment-27200931-20170510192310/@comment-27200931-20170515212509

High King Ithilion wrote: We do know. Tolkien says shadows leap around him like wings. Not actual wings, just like wings.

Ithilion, Discussions Moderator (Auta i lómë) 21:17, May 15, 2017 (UTC) https://www.tolkiensociety.org/author/faq/

"Overall it is impossible to categorically say if Balrogs have wings or not, so it is up to each individual reader to decide."