Items, NPCs, quests, objects and spells of patch 1.12.1, read live from the realm itself.

Flawless Ivory Tusk

NPC	Level	Zone	Chance
Aged Kodo	34 - 35	Desolace	20.0%
Dying Kodo	35 - 36	Desolace	20.0%
Ancient Kodo	36 - 37	Desolace	20.0%
Raging Kodo	37 - 39		20.0%
Cheveyo	40		20.0%
Roving Kodo	36 - 37		20.0%