http://www.wow-petopia.com/look/silkworm.html


Check out the guide for taming it post-phase on Wowhead. I followed the directions and was able to kite it out of the phased zone. It was as hard as a rare hunt and takes all a hunter's skills to accomplish.
Chibee is turning out to be a really effective PVP pet as it blocks the player from sight half the time. You can hide flags or orbs inside of it plus it is downright scary when it is enraged and charging at someone.