World of Warcraft Quests involving Savage Owlbeast:
Stranglethorn Vale Horde Quest
Mok'thardin's Enchantment - (Step 4) Far Seer Mok'thardin of Grom'gol needs Holy Spring Water. He also wants you to kill 10 Naga Explorers.
The Hinterlands Horde Quest
Hunt the Savages Huntsman Markhor at Revantusk Village in the Hinterlands wants you to kill 20 Savage Owlbeasts. Return to him once the task is complete.
Markhor mentioned that the Savage Owlbeasts occupy the wilds of the Hinterlands.