Korabas (Malazan) vs LOTR characters.

Was the dragon Smaug in existence during Glaurung's time on Middle Earth, and were they the last two dragons in existence until Glurung was destroyed? - Quora

The Depicted Size of Dragons - or Hyperbole Much? : r/tolkienfans

The Nerd of the Rings on X: Smaug and Glaurung were based on real dragons Tolkien encountered when he gained access to a secret civilization of dwarves who domesticated the creatures. Here

Ancalagon - Tolkien Gateway

Explore the Best Glaurung Art

Wyrm And Wonder

Spotlight on History: The World of the Silmarillion

DinoSorcery (with colorful art) - 1. Encountering a T-Rex

The famous ring verse on the Black Speech of Mordor read by Sir Christ

Guide to The Silmarillion: Of the Fifth Battle: Nirnaeth Arnoediad (Ch. 20) — Tea with Tolkien