Junundu Wail

Heal yourself and nearby junundu wurms within earshot. — In-game description

Junundu Wail

Profession

Common

Bundle

Junundu Wurm

Game link

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0.25¼  30  

Junundu Wail

Heal yourself and nearby junundu wurms within earshot.

 Range: 600

— In-game description

Junundu Wail is a skill you get while "mounting" a junundu while Help cadets train junundu wurms and earn grade points by completing the training course event is active.

The Guild Wars Wiki has an article on Junundu Wail.