Glaurung by SignumIgnitum on DeviantArt

What do you think Glaurung would have looked like? Lore wise I feel like the last picture would be more accurate. But I've always pictured him more like the first and second

Glaurung by TurnerMohan on DeviantArt

Motherfluffer Arctic Dragon by Kaek on DeviantArt

Glaurung by NightmaresDoComeTrue on DeviantArt

Glaurung invades Nargothrond by sboterod on DeviantArt

black by TatianaMakeeva on DeviantArt Dragon sketch, Dragon artwork, Dragon art

54godamora - Student, Writer

Upsetti-0-Spaghetti - Hobbyist, Digital Artist

werebat by SignumIgnitum on DeviantArt

Glaurung the Dragon by sboterod on DeviantArt

Glaurung and Turin by Hoch-Spannung on DeviantArt

Glaurung Tolkien, Tolkien art, Morgoth

Carcharoth by SignumIgnitum on DeviantArt