Chilly conditions have prompted a new approach in the fight against fire ants. 

The National Fire Ant Eradication Program says in Winter the pests try to warm up by building their nests higher and don't venture far to find food.  

<p>Chilly conditions have prompted a new approach in the fight against fire ants. </p>
<p>The National Fire Ant Eradication Program says in Winter the pests try to warm up by building their nests higher and don't venture far to find food.  </p>

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