A mouse has been found that is resistant to poison due to interbreeding, according to scientists at Rice University, which can potentially lead to its spread across the globe.

The European house mouse was found to be resistant to certain ingredients in common rodent poisoning due to a genetic mutation stemming from interbreeding. The mutation to gene vkorc1, which is present in mammals to manage Vitamin K, allows the “super mouse” to be unaffected by warfarin, a common rodent toxin.

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