Bring his Mangy Claw and Hildelve's Journal to Pilot Hammerfoot.
Hildelve wrote in his journal that he was attacked by Mangeclaw, a "huge Ice Claw Bear." He drove off the beast, but not before it mauled him savagely.
Judging from the state of Hildelve's body, Mangeclaw must have later returned and killed him.
However, Hildelve wrote in his journal his one, final wish:
Revenge against Mangeclaw.
You can choose one of these awards:
Hello, <name>. Do you have word of my friend Hildelve?
This is grim news, for Hildelve was a good friend. And I wish I could have been there with you when you found the beast, Mangeclaw!
Thank you, <name>. Your deed will be remembered by the pilots of the Ironforge Siege Brigade.
Upon completion of this quest you will gain: