Go to a website called petopia it helps with that type of thing
Nope, Impossible
You cant
i think that with the undead pet yes
There is no Small pet , Non - combat pet , companion that is based off a Peacock in WoW.
That is actually a matter of opinion but I always like the hatching which is like a tiny mini dinosaur :)
If you kill stuff that is your pet level, they will get experience points as well.
You can't sell learned pets but if you get a pet drop and isn't soulbound you can ah it.
you can obtain a pet by either buying on blizzard Website or taming one in game
You simply re-summon it. If you are talking about a hunter pet that dies in battle, then you have to use the hunter spell "Revivie Pet".
Talk to a stable master, buy one or more slots for your pets, and click the empty slot to put your pet in it.
Revive pet is a skill you get as soon as you learn how to tame pets. The skill will be located in your spell book.
Should you find a vendor that has some cheap non-combat pets, then sure, you can have a pet on a trial account. You can not, however, use the auction house to purchase a pet.