The American headmaster of an elite private school and his teenage son were both stung to death after they were attacked by horrifying Asian giant hornets during a vacation.

Daniel Owen, 47, and his 15-year-old son Cooper were swarmed and stung more than 100 times while they were zip-lining at an eco-adventure resort near Luang Prabang on the Mekong River in Laos on Oct. 15, local authorities said.

The pair, who were assailed by the insects — which grow up to two inches long and have a quarter-inch stinger — as they struggled to descend from a tree with their guide, The Times reported , citing local health officials.

They died just hours after being rushed to a nearby hospital.

“Their whole bodies were covered in red spots. It was very, very painful. A lot of stings, more than one hu

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