This is part of the Lost Lumpling quest.
See Derek Wolfblood in the Dragonscale Hills (far northeastern corner of the zone, next to the cannon, and say to him "lost lumpling".
You receive a Small Rabbit Fur Pouch (identifies as "Soft and furry"), a 4-slot container.
Loot 1 Nightmare Haunch 0/1 (Loping Plains)
Loot 1 Ancient Animated Flesh 0/1 (Hills of Shade)
Loot 1 Bloody Shadowmane Fur 0/1 (Loping Plains)
Loot 1 Worg Scent Gland 0/1 (Bloodmoon Keep)
Create 1 Bloodwolf Spirit Pouch using tradeskills 0/1 (ALL)
Bring Bloodwolf's Spirit Pouch to a place near Lamperious 0/1 (Fortress Mechanotus)
Go in the tent with Lamperious and stand next to him to get the task update.
Crush Bloodwolf's Spirit Pouch near Lamperious 0/1 (Fortress Mechanotus)
Right click the Spirit Pouch and Bloodwolf will spawn. The task updates.