It's entirely possible that there is some type of burrowing animal there. Either fence the area off or keep her on a leash to prevent her from going there.
Using an e-collar when she hasn't had any training will accomplish nothing, and probably make things worse. I'm an adult human, and when my fitness tracker vibrates and buzzes to let me know that I've been sitting at the computer for too long, I jump a mile, even though I know it will do that.
Using an e-collar when she hasn't had any training will accomplish nothing, and probably make things worse. I'm an adult human, and when my fitness tracker vibrates and buzzes to let me know that I've been sitting at the computer for too long, I jump a mile, even though I know it will do that.