There's been an explosion in the number of mosquitoes in the region. The Somerset Levels are one of the worst places hit - it's due to the amount of stagnant water around. That's created the perfect breeding ground for the insects, which can pose a serious risk to humans.
Farmers in the area, who are now worried about the health of their cattle, say they're noticing huge plagues of the insects - far more than normal.
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Chris Dawson started off as a market trader in Plymouth, but now he runs The Range, with 88 stores and a workforce of more than 2,500.