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Mercury exposure catches up to world’s fastest bird; study says it can adversely affect breeding. What else is it harming?

The peregrine falcon (Falco peregrinus) may be the fastest bird on the planet, but it isn’t fast enough to outrun the toxic heavy metal named after the Roman god of communication and travel.  The feathers of peregrines across the United States have displayed signs of mercury contamination. In Nevada, a researcher with the state’s Department of Wildlife warned that the heavy metal has tainted the population living in the Lake Mead National Recreation Area.  State researcher Joe Barnes spent a decade investigating the extent of mercury contamination in peregrine falcons. He tested hundreds of birds in part of Maryland, Nevada, Texas, and Washington.  Read more....

 

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