The expedition, filmed by the BBC for a three-part series, took the team into one of the remotest areas of the planet. The rain forest in the dormant volcano’s 100-meter-wide crater is nearly inaccessible. The nearest village is 15 miles away, and the local language is spoken by fewer than 1000 people. The team had to explain to the villagers the concept of paying them for their help and the temporary use of their land to set up base camp.The world inside the crater was completely untouched by human influence. The giant rodents they discovered had no knowledge of humans and therefore showed no fear of the researchers.With the rain forests of Papua New Guinea disappearing at a rate of 3.5% each year, these newly-discovered species are at risk of losing their habitat.Because of their extreme isolation, the species in the Mount Bosavi crater evolved completely separately from other wildlife. A new species of fanged frog was found, along with the above spider which disguises itself as lichen to trick predators. Since there are no cats or primates in the crater, the main predators are large monitor lizards.
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