So often, we just walk around our yards and mindlessly swat at pests without knowing what we are doing – and sometimes, the things we are swatting at could be extremely dangerous. Most of the time, it is just a mosquito or a fly and there is nothing wrong. However, there are some times that the thing you are trying to move away from your face is dangerous – dangerous to you, dangerous to your children, dangerous to pets, or dangerous to your greenery.