Beber sangre de cobra, un particular entrenamiento militar

A US Marine drinks cobra blood during a jungle survival program as part of the annual Cobra Gold 2014 combined military exercise at a navy base in Chanthaburi province on February 15, 2014. About 8,000 military personnel from seven nations, South Korea, Indonesia, Thailand, US, Singapore, Japan and Malaysia are involved in the exercise. AFP PHOTO/PORNCHAI KITTIWONGSAKUL

A US Marine drinks cobra blood during a jungle survival program as part of the annual Cobra Gold 2014 combined military exercise at a navy base in Chanthaburi province on February 15, 2014. About 8,000 military personnel from seven nations, South Korea, Indonesia, Thailand, US, Singapore, Japan and Malaysia are involved in the exercise. AFP PHOTO/PORNCHAI KITTIWONGSAKUL

A US Marine eats a scorpion during a jungle survival program as part of the annual Cobra Gold 2014 combined military exercise at a navy base in Chanthaburi province on February 15, 2014. About 8,000 military personnel from seven nations, South Korea, Indonesia, Thailand, US, Singapore, Japan and Malaysia are involved in the exercise. AFP PHOTO/PORNCHAI KITTIWONGSAKUL

A South Korean Marines bites a slaughtered chicken during a jungle survival program as part of the annual Cobra Gold 2014 combined military exercise at a navy base in Chanthaburi province on February 15, 2014. About 8,000 military personnel from seven nations, South Korea, Indonesia, Thailand, US, Singapore, Japan and Malaysia are involved in the exercise. AFP PHOTO/PORNCHAI KITTIWONGSAKUL

A US Marine drinks cobra blood during a jungle survival program as part of the annual Cobra Gold 2014 combined military exercise at a navy base in Chanthaburi province on February 15, 2014. About 8,000 military personnel from seven nations, South Korea, Indonesia, Thailand, US, Singapore, Japan and Malaysia are involved in the exercise. AFP PHOTO/PORNCHAI KITTIWONGSAKUL

A US Marine drinks cobra blood during a jungle survival program as part of the annual Cobra Gold 2014 combined military exercise at a navy base in Chanthaburi province on February 15, 2014. About 8,000 military personnel from seven nations, South Korea, Indonesia, Thailand, US, Singapore, Japan and Malaysia are involved in the exercise. AFP PHOTO/PORNCHAI KITTIWONGSAKUL

A US Marine drinks cobra blood during a jungle survival program as part of the annual Cobra Gold 2014 combined military exercise at a navy base in Chanthaburi province on February 15, 2014. About 8,000 military personnel from seven nations, South Korea, Indonesia, Thailand, US, Singapore, Japan and Malaysia are involved in the exercise. AFP PHOTO/PORNCHAI KITTIWONGSAKUL

A US Marine drinks cobra blood during a jungle survival program as part of the annual Cobra Gold 2014 combined military exercise at a navy base in Chanthaburi province on February 15, 2014. About 8,000 military personnel from seven nations, South Korea, Indonesia, Thailand, US, Singapore, Japan and Malaysia are involved in the exercise. AFP PHOTO/PORNCHAI KITTIWONGSAKUL

A US Marine drinks cobra blood during a jungle survival program as part of the annual Cobra Gold 2014 combined military exercise at a navy base in Chanthaburi province on February 15, 2014. About 8,000 military personnel from seven nations, South Korea, Indonesia, Thailand, US, Singapore, Japan and Malaysia are involved in the exercise. AFP PHOTO/PORNCHAI KITTIWONGSAKUL

US Marines eat grill frogs during a jungle survival program as part of the annual Cobra Gold 2014 combined military exercise at a navy base in Chanthaburi province on February 15, 2014. About 8,000 military personnel from seven nations, South Korea, Indonesia, Thailand, US, Singapore, Japan and Malaysia are involved in the exercise. AFP PHOTO/PORNCHAI KITTIWONGSAKUL

A US Marine drinks water from sugarcane during a jungle survival program as part of the annual Cobra Gold 2014 combined military exercise at a navy base in Chanthaburi province on February 15, 2014. About 8,000 military personnel from seven nations, South Korea, Indonesia, Thailand, US, Singapore, Japan and Malaysia are involved in the exercise. AFP PHOTO/PORNCHAI KITTIWONGSAKUL

A US Marine holds a slaughtered chicken during a jungle survival program as part of the annual Cobra Gold 2014 combined military exercise at a navy base in Chanthaburi province on February 15, 2014. About 8,000 military personnel from seven nations, South Korea, Indonesia, Thailand, US, Singapore, Japan and Malaysia are involved in the exercise. AFP PHOTO/PORNCHAI KITTIWONGSAKUL

US Marines set fire from bamboo during a jungle survival program as part of the annual Cobra Gold 2014 combined military exercise at a navy base in Chanthaburi province on February 15, 2014. About 8,000 military personnel from seven nations, South Korea, Indonesia, Thailand, US, Singapore, Japan and Malaysia are involved in the exercise. AFP PHOTO/PORNCHAI KITTIWONGSAKUL

A US Marine drinks cobra blood during a jungle survival program as part of the annual Cobra Gold 2014 combined military exercise at a navy base in Chanthaburi province on February 15, 2014. About 8,000 military personnel from seven nations, South Korea, Indonesia, Thailand, US, Singapore, Japan and Malaysia are involved in the exercise. AFP PHOTO/PORNCHAI KITTIWONGSAKUL

A Thai Marine (R) shows how to catch a cobra as US Marines look on during a jungle survival program as part of the annual Cobra Gold 2014 combined military exercise at a navy base in Chanthaburi province on February 15, 2014. About 8,000 military personnel from seven nations, South Korea, Indonesia, Thailand, US, Singapore, Japan and Malaysia are involved in the exercise. AFP PHOTO/PORNCHAI KITTIWONGSAKUL

US Marines look at local fruits during a jungle survival program as part of the annual Cobra Gold 2014 combined military exercise at a navy base in Chanthaburi province on February 15, 2014. About 8,000 military personnel from seven nations, South Korea, Indonesia, Thailand, US, Singapore, Japan and Malaysia are involved in the exercise. AFP PHOTO/PORNCHAI KITTIWONGSAKUL