Kelsey Mitchell, a biologist at Teton County Weed and Pest, points to the flowering on a perennial pepperweed plant Fenton found. Fenton is also trained to sniff out invasive Salt Cedar, however, it’s a lot more rare to find. (Dante Filpula Ankney / KHOL)

Kelsey Mitchell, a biologist at Teton County Weed and Pest, points to the flowering on a perennial pepperweed plant Fenton found. Fenton is also trained to sniff out invasive Salt Cedar, however, it’s a lot more rare to find. (Dante Filpula Ankney / KHOL)

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