We have records clear from the'60s of it happening, and I have seen it... at least four or five times in my 30-plus years, there are some special weather conditions that trigger the migration. Jeff Knight More Quotes by Jeff Knight More Quotes From Jeff Knight They don't carry any diseases. They don't bite, they're not even one of the species that we consider a problem. They probably won't cause much damage in the yard. Jeff Knight top-news It appears through history that when we have a wet winter or spring, these things build up often down below Laughlin and even into Arizona, we'll have flights about this time of the year, migrations, and they'll move northward. Jeff Knight top-news
