Mosquitos are a real pain when you’re going camping. But cattle get pestered by bugs even when they’re hanging out on the farm, more specifically by stable flies. They can number in the hundreds on any given cow, bite painfully, and feed on their blood. Saif Nayani, a Master’s student in biology, studies how stable flies find cows through the chemicals they emit and then using those chemicals to build a trap. Katie and Vinny share facts about the thymus and sexist cars.

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