For a large portion of the United States, the previous year has been one for the books. Plentiful rain and green grass - even in areas that usually can't claim anything green except for the bar ditches - are certainly caused for celebration. However, with that moisture comes its own unique set of challenges. Those challenges often materialize as nuisances that can cause tail swishing, bunching, overstimulated and stressed cattle. But there is a reemerging insect on the horizon that thre...