Impulse control is a game-changer for dog training ... devices that make a high-pitched noise humans can't hear. Each type works differently, but they all aim to stop excessive barking.

Q: The neighbor who lives behind our house has a dog they let out into the yard early each morning, usually around 6:00 a.m. That's when the barking starts, and it lasts for 30 minutes to an hour ...

More than 100 studies indicate that nonlethal methods of deterring carnivores from livestock are as effective as or superior to lethal control. Nonlethal methods ... by sounds in the frequency range ...