Undamaged Hippogryph Feather

Source
This item drops from the following Hippogryphs in Azshara:
 * Thunderhead Stagwing


 * Thunderhead Patriarch
 * Thunderhead Consort
 * Antilos
 * Thunderhead Hippogryph
 * Thunderhead Skystormer

As a quest objective
This item is an objective of A Meeting with the Master