Glaurung: Father of Dragons and His Orc Host, by Jordy Lakiere : r/lotr

Glaurung and Nienor, fan-art by Me. (Digital-painting) : r/conceptart

My Turin Turambar vs Glaurung drawing : r/lotr

Glaurung crawls from his lair : r/lotr

I think I finally found an image that shows how I imagine Glaurung appearing! I am definitely going to have to make some artwork based off of this! : r/TheSilmarillion

Glaurung, Father of All Dragons by Heraldo M : r/ImaginaryMiddleEarth

How accurate is the scale of this picture? Ancalagon does seem a bit too big, but this might be completely correct. : r/lotr

The Silmarillion - Turin vs Glaurung by Guillem H. Pongiluppi : r/ImaginaryDragons

Spike and Glaurung Petventure : r/DungeonsAndDragons

ART] Glaurung the dragon : r/DnD

Ashamed to admit I don't remember the specific artist, but here's Turin and Glaurung : r/TheSilmarillion