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

Trophy Swoop Quill

NPC	Level	Zone	Chance
Wiry Swoop	5 - 7	Mulgore	100%
Swoop	7 - 9	Mulgore	100%
Taloned Swoop	8 - 10	Mulgore	100%