World of Warcraft Quests involving Rabid Thistle Bear:
Alliance & Horde
The Restless Souls - Part II - (Step 2) Use Egan's Blaster on the ghostly and spectral citizens of Stratholme. When the restless spirits break free from their ghostly shells, use the blaster again - freedom will be theirs!
Free 15 Restless Spirits and return to Egan.
Curing the Sick - Part 2? Use the Curative Animal Salve on 10 Sickly Deer that are located throughout Darkshore; doing so should cure them. Sickly Deer have been reported starting south of the Cliffspring River to the north of Auberdine and extending all the way into southern Darkshore where the edge of Ashenvale begins.
Darkshore Alliance Quest
Plagued Lands Capture a living Rabid Thistle Bear and bring it back to Tharnariun.
Should you fail to capture a Rabid Thistle Bear and lose your trap, return to Tharnariun Treetender and request another trap.
The Stones That Bind Us - (Step 3) Free nine Servants of Razelikh, three Servants of Sevine, three Servants of Allistarj, and three Servants of Grol. Return to the Fallen Hero when your task is complete. You must remain within close proximity of the stones or the process will fail.
Into The Maw of Madness - (Step 2) Commander Mar'alith at Cenarion Hold in Silithus wants you to find his beloved Natalia. The information that you gathered points to Hive'Regal in the south as being the area in which you may find Mistress Natalia Mar'alith.
Do not forget to visit the dwarves at Bronzebeard's camp before venturing into the hive. They might have some additional work and advice for you.
And [Name], remember the Commander's words: "Do what you must..."
Eastern Plaguelands Alliance & Horde
The Battle of Darrowshire Place the Relic Bundle at the Darrowshire town square.
Prevent Davil Lightfire's death until the death of Horgus.
Prevent Captain Redpath's death until Redpath the Corrupted appears.
Defeat Redpath the Corrupted.
Speak with the spirit of Joseph Redpath when he appears at the town square, then speak with Pamela at her home.