It’s a tricky thing trying to pretend you’re a predator deep in the rainforest in northern Republic of the Congo. “It’s very humid, and sweat bees are all over you,” according to primatologist and conservation scientist Claudia Stephan. “Most of the time you see ahead for just a couple of meters due to dense vegetation,” she adds, via email from a remote site in the region’s Nouabelé-Ndoki National Park. The difficult work paid off, however. Using an ingenious, if surpassing simple, disguise, the team led by Stephan and her Wildlife…