438a3a28_es___Dungeons_and_Dragons_Wiki__Perk_Benefit
[Perk Name] Scavenger [Pro Perk Benefit] Ammo, Grenades, and the like weigh half as much so long as they are in your inventory. [Perk Benefit] 
You may take 20 as a standard action to search a corpse.
CoDnD- Call of Duty 3.5 (3.5e Sourcebook)/Chapter 2: New Rules - Dungeons and Dragons Wiki
Perk Benefit