What are the Lekgolo in Halo? Episode 3's deadly worms explained

Episode 3 of the Halo TV series features an attack from a wriggling mass of worm-like aliens known as Lekgolo but just what are these fearsome foes?

Halo: Nightfall (Film) - TV Tropes

Mgalekgolo, Halo Alpha

Mgalekgolo - Species - Halopedia, the Halo wiki

Humanity Vs Lekgolo is not a pretty sight [Lore]

I read somewhere that these champs gave the prophets such a heavy beatdown during first contact that the prophets had to resort to threats of glassing their planet to force them into

Lekgolo, Halo Alpha

Magpie Gamer

Lekgolo, Halo Alpha

Halo 03 plot deconstruction, what is the origin of the worms that attacked human destroyers - laitimes