This video handles the Taming the Beast quest chain from the point just right before Thotar will give you a taming Rod to get a Dire Mottled Boar in Razor Hill. Thotar offers you a series of three taming rods, each one is different and allows you tame beasts in the next order: Dire Mottled Boar, Surf Crawler and eventually an Armored Scorpid.

Once you've completed the taming Section of The search chain, you will have to head to Orgrimmar and talk to like this Ormak Grimshot inside the Valley of Honor so that you can unlock your pet managing abilities: Tame taming rod surf crawler Beast; Feed Pet; Revive Pet; and Beast Training. pop over to these guys

Finally, remember to go to the Pet Trainer and grab the Pet capabilities that you need to give to your pet.