I was in a briefing today with the head of logistics. An energetic and talkative British man who, at the time, was describing to me the various varmits (rats, spiders, scorpions) that one would need to kill at any given time in South Sudan. The talk turned to snakes and he clasps his hands together earnestly and says, "There are snakes, you know. Huge snakes. Pythons." "Really?" I say. "Like how big are we talking here?" "I've got the pictures," he say. "One killed a guard and, after consuming him, was caught crawling under the fence of the UN compound in Juba. It was electrocuted as it tried to get free." "Riiiiight," I say. He lost me at guard. "So what you're telling me is that there are python in Juba that are large enough to swallow humans and that some guard (and I know how lazy and comatose some guards can be) was so sound asleep that he allowed him self to be strangled and then eaten by a python a...