The sauba ants that could reduce the men’s clothes and rucksacks to threads in a single night. The ticks that attached like leeches (another scourge) and the red hairy chiggers that consumed human tissue. The cyanide-squirting millipedes. The parasitic worms that caused blindness. The berne flies that drove their ovipositors through clothing and deposited larval eggs that hatched and burrowed under the skin. The almost invisible biting flies called piums that left the explorers’ bodies covered in lesions. Then there were the “kissing bugs,” which bite their victim on the lips, transferring a
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