How?
The image it leaves behind. It's treated like a pet, and will eat traps, scatter shot, etc.
Fear ward should be used pre-game, so its up sooner, and on cd. There's too many times a player will stun and make it impossible for you to apply fear ward before being feared now. It'd be unreliable to place a scan on warriors/priests/druids (symbiosis) in range, because they're not always going for a fear, anyway.
These need to be added to dispel compendium:
Root - WoWWiki - Your guide to the World of Warcraft
This first section of this listing the abilities, should be added. These should only be prioritized IF you are playing with any melee class. A check in pre-game preparation time at the 10 second mark should suffice to ensure these dispels are being utilized.