459K views · 6.3K reactions | Calling All Coyotes Episode #151 [Dogg Trap Caller's 1st Hunt] Randy Anderson & Shawn Heyden are in a Niobrara River canyon in northern Nebraska trying out Primos's new Dogg Trap Electronic Caller. It's the 1st caller that's come out of 4 new caller's. It's the smallest of the 4 new caller's. It reached out almost a mile & called in a pair that had answered the Dogg Trap howls. Shawn drops the male coyote. | Randy Anderson Coyote Caller | Facebook