But he says when he arrived on Monday, there were so many insects that it appeared as if the ground were moving and the tiny critters had created a slick, hazardous area on the pavement stretching a quarter-mile. Eventually authorities learned the bugs weren't ants, but mites. They'd apparently crossed the road that day after having dinner in a field of canola plants that had just been harvested. Bush says the slick spot was created by the mites feasting on the plants, which are used to produce canola oil.
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