Dark Skeletal Raptor

There are 3 tameable creatures with this look.

Dark Skeletal Raptor
Requires Undead Taming.Undead Taming
Forsaken hunters automatically know how to tame undead creatures. Hunters of other races must learn the skill from a Simple Tome of Bone-Binding which is a rare drop from miscellaneous Elite NPCs throughout Maldraxxus and its associated dungeons: Plaguefall and the Theater of Pain.
Can Be Tamed
49-50Atal'Dazar, Zuldazar
Not inside the dungeon. Found in the large sunken area before the Kings' Rest dungeon entrance.
Can Be Tamed
50Shoaljai Tar Pits, Nazmir
Can Be Tamed
Sacrificial Pits, Atal'Dazar (Dungeon)
Spawns if you run over one of the purple piles of bones during the Rezan encounter. Unfortunately, it won't spawn unless you're in combat with Rezan.
Level scaling: In Shadowlands most NPCs will scale with the Hunter's level, within the constraints of their level range. Hunters can tame regular NPCs up to 2 levels higher than them, but can only tame elite NPCs of the hunter's level or below.