U.S. Marine Corps 1st Sgt. Joshua Clayton, center,

U.S. Marine Corps 1st Sgt. Joshua Clayton, center, first sergeant, Company A, 1st Battalion, 3rd Marine Regiment shakes hands with Royal Thai Marine Chief Petty Officer 1st Class Pairoj Prasansai, Recon Battalion, Marine Division after eating a live scorpion during a jungle survival course in Ban Chan Krem, Chanthaburi province, Kingdom of Thailand, Feb. 17. The class was held to teach U.S. Marines basic jungle survival techniques as part of Exercise Cobra Gold 2013 (CG13). CG 13, in its 32nd iteration, is designed to advance regional security and ensure effective response to regional crises by exercising a robust multinational force from nations sharing common goals and security commitments in the Asia-Pacific region. (U.S. Marine Corps photo by Sgt. Matthew Troyer/Released)