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Central Michigan University
Scientists enlist border collies to chase off beach-polluting gulls
Scientists enlist border collies to chase off beach-polluting gulls

Dogs aren’t usually associated with clean beaches. But new research has recognized border collies for their ability to chase off gulls that foul beach water and sand with their droppings. The experiment was launched two years ago by researchers at Central Michigan University who were asked by the U.S. Environmental Protection Agency to find new ways to control a surging population of gulls that gather on the shores of the Great Lakes. Not only do the birds swoop down to snatch sandwiches from picnickers and annoy beach-goers, they also poop right where people swim. That makes them a major source of E. coli, bacteria health officials test for as an indicator of pathogens that...

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