It isnt necessary. Its more challenging for sure, but at the same time, more rewarding too. You have to really pick the right time to draw, you may be in for a long hold time, so I normally turn my bow back a bit. When more than a couple birds around makes it even more difficult. But for sure, the blind isnt required Good Luck!
As an Amazon Associate we earn from qualifying purchases. Product prices and availability are accurate as of the date/time indicated and are subject to change.