On an April 2010 canoe trip to Knife Lake, Minn., Steve Piragis of Ely, Minn. was greeted by this bull moose. (Indentations on the moose's head indicated that he had shed his antlers.) Sam Cook/Courtesy of Duluth News Tribune hide caption

itoggle caption Sam Cook/Courtesy of Duluth News Tribune

U.S. Marine Corps Reserve Sgt. Craig Pusley stood guard Wednesday at Hughson Elementary School in Modesto, Calif. Ed Crisostomo /MCT /Landov hide caption

itoggle caption Ed Crisostomo /MCT /Landov

Joe Hoagland, left, pushes a canoe through a wild rice bed as 14-year-old Chris Salazar learns how to harvest the rice. Jim Mone/AP hide caption

itoggle caption Jim Mone/AP

A file image shows the flooded Red River separating Moorhead, Minn., (right) from Fargo, March 2010. National Weather Service forecasters say that the chance for major flooding this year is above 90 percent. Scott Olson/Getty Images hide caption

itoggle caption Scott Olson/Getty Images