I hope they don't even consider this until the find a permanent solution to item duplications. Watch what happend to Spectral Cub and Ethereal Trader. Can you imagine finding 50 Mini Tyrael on AH for 5k. Would ruin the properly rare pets forever. 1.) Well yes... They should not add them to the BMAH...

Blizzard should just make ALL PETS tradeable. It's actually no big deal. The ppl who are really ambitious will never ever sell their rarest/unobtainable pets. All the others will gladly push the price to heaven... It would also get big amounts of gold out of the game (isn't thats the cause why Blizz...