Humans: WoW Battle Pets
Select a pet:

Quest: A Champion Rises [25]
Zone: Icecrown

PvP: Honor Reward
Requires: Honor Level 5

Guild Achievement: Profit Sharing
Category: General
Vendor: World Vendors - Guild
Cost: 500 (unlimited supply)
Cooldown: 4 hrs

Guild Achievement: Horde Slayer
Category: General
Vendor: World Vendors - Guild
Cost: 300 (unlimited supply)
Cooldown: 8 hrs
TIP: You can search for a specific pet using any word found in the pet's name or item. You can also search using obvious keywords like "robot," which will return all robot-like pets.