Eagle Feathers
From WikiRaider
Eagle Feathers are one of the Rare Feathers resource types in Shadow of the Tomb Raider. These are obtained by shooting the eagle circling above the entrance to the temple ruins in the Kuwaq Yaku region. Lara is rewarded with 85 XP for shooting the eagle down.
Rare, sturdy eagle feathers. Used for crafting rare outfits with special abilities.
Shadow of the Tomb Raider, On-screen info