Source: Invasive Plant Science and Management


A field test in Montana found that trained detection dogs located spotted knapweed more accurately and at a greater distance than humans, according to an article in the journal Invasive Plant Science and Management.


This weed threatens the survival of native species and can bring about both economic and ecosystem damage. Although dogs and humans were comparable in finding large- and medium-sized plants, the dogs had an edge in locating small plants.


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