As a level 12, you do not have enough points in the Beastmaster Tree to be able to tame exotic pets. The Kurken counts as an exotic pet. The talent to tame exotic pets is in the 31 point talent. This means currently you have to be at least level 61+ and take the talent to tame him.
Outland is the area that was released with World of Warcraft: The Burning Crusade. It is for people who are level 58 or higher. It is effectively a whole new planet to explore and used to be known as Draenor, the home of the Draenei. Outland is where the Black Temple, home of Illidan Stormrage, is situated.
For a Draenei, head to the Exodar, your races capital city. There you can talk to the riding trainer that is just outside the entrance to the Exodar. The NPC you are looking for is called Aalun. It should cost around 4g (less if you have a lot of reputation).
Draenei have a spell they obtain automatically called Gift of the naruu and it heals X amount of health over time at level 80 it heals up to 3k I believe. They also have a passive spell that increase chance to hit by 1% to all party members and self within a range of 30 yards.
Yes, a level 52 is able to get into Sunken Temple in World of Warcraft.
Currently in Mists of Pandaria, the latest expansion to World of Warcraft, there are 90 levels.
If you mean the Draenei, it is unlocked, along with the Blood elf, when you add the Burning Crusade package to your gaming experience. If you mean the last class, Death Knight, then you need to buy the Wrath of the Lich King upgrade package and get a character to level 55.
One can purchase max level World of Warcraft accounts from a site that offers the services of selling World of Warcraft accounts. One example includes "BuyMMOAccounts".
25
A level 60 raid.
?? boss
wetlands
Level 14