you dont have to blow a duck call or any thing just like /\ he said just get ready for the shot and the spot you wanthimand say baaaa and it will stop but sometimes not for long.booooom game over you smoked him hahaha yep you know why your glass's are foggin up on ya when you see deer.cause it's buck fever and your heart starts to pound harder and harder causeing you to breath harder.just take a quiet deep breath and let it out and rock his noggin.hope this helps.good luck