FILE - This undated file photo provided by the Minnesota Department of Natural Resources shows an adult emerald ash borer. North Dakota officials are trying to raise awareness of the emerald ash borer and prevent its spread into the state, which has about 78 million ash trees. Foresters in 30 cities and state parks will be tying ribbons along with informational fliers to publicly owned ash trees next week. (AP Photo/Minnesota Department of Natural Resources, File)
FILE - This undated file photo provided by the Minnesota Department of Natural Resources shows an adult emerald ash borer. Researchers say the invasive beetle that's destroyed tens of millions of ash trees in the U.S. and Canada may have arrived in North America a decade before it first was detected. (AP Photo/Minnesota Department of Natural Resources, File)
In this screen grab from video provided by the Minnesota Department of Natural Resources, an eagle takes care of its newly-hatched chick, Tuesday, March 25, 2014, in St. Paul, Minn., as seen by the Minnesota Department of Natural Resource’s Eagle Cam, which has been showing live footage of the eagle’s nest. The camera, paid for by donations to the state’s nongame wildlife fund, has had more than 150,000 viewers online. (AP Photo/Courtesy Minnesota Department of Natural Resources)