According to the "bug" the Ooze and Hydra are tamable because they "think" they are crocolisks, so they will play the same as them.
From Petoipa
Spirit of Koosu
(80 Spawned, Sholazar Basin)
This creature requires the Wrath of the Lich King expansion.
Talent Tree: Tenacity
Focus Dump: Bite
Diet: Meat, Fish
Bad Attitude
Snap back for [rank] damage at any target that strikes you for the next 45 sec.
Melee Range
Instant 2 min cooldown
Notes:
Yes, I know it looks like a slime -- but this beast is convinced that it's a crocolisk. This 'crocoslime' is summoned during the daily Oracles quest "A Cleansing Song". Unlike the other two creatures summoned in the same quest, this one is not see-through.