Jerry Dunlap spent more than a year fixing up his 1910 dream sailboat, only to have 15 hefty sea lions sink the 50-foot craft in just one weekend.

"I really don't know what I'm going to do with it," said Dunlap, a contractor. "This is a major setback. I'm 63, I don't know if I feel like working another two years to get a boat to work."

A survey reveals lions in Tanzania are killing people three times more often than they did 15 years ago. Villagers and wildlife officials are actively hunting these man-eating lions.

Research by the University of Minnesota's Lion Research Center and Tanzania's Wildlife Research Institute, published in the science journal Nature

A survey reveals lions in Tanzania are killing people three times more often than they did 15 years ago. Villagers and wildlife officials are actively hunting these man-eating lions.

Research by the University of Minnesota's Lion Research Center and Tanzania's Wildlife Research Institute, published in the science journal Nature