Rats are breeding generations of offspring immune to poison, and UK pest controllers are seriously worried about the consequences.An evolved new breed of "super rats" have developed a resistance to the active ingredients in many market rodenticides, rendering them effectively invincible.Rather than keeling over after eating the poison, these powerful rats carry on their merry way, burrowing into houses and wreaking havoc on farms.
Last year resistance was recorded in many new areas of the UK, including Durham, Northumberland, Tyneside, North Yorkshire, Greater Manchester, along the River Severn valley from Somerset to North West Shropshire, Northern East Anglia and Devon.There are concerns that as more and more rats develop immunity to the.
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