Whats this called? ez points

it's called stun seed (spell backwards)

Aztec War Whistle

Explanation:

The Aztec War Whistle was discovered in 1999 in Mexico when the skeleton of a 20-year old sacrificial victim was found holding it. When you blow in it, it sounds like a human is screaming. Some theories propose the idea that the whistle was used in war to scare enemies away.

answer; i believe the correct answer is (the willamete valley);