Cobra Blood Marine Corps Sgt. Michael Isaac drinks the blood of a cobra during a jungle survival training event as part of Cobra Gold 2016 in Ban Chan Krem, Thailand, Feb. 13, 2016. Isaac is a radio operator assigned to Headquarters and Support Company, Battalion Landing Team, 1st Battalion, 5th Marine Regiment. Marine Corps photo by Cpl. Darien J. Bjorndal SHARE: Download: Full Size (0.34 MB) Credit: Cpl. Darien Bjorndal VIRIN: 160222-D-HV319-001.JPG Photo Gallery