and now, the "elephant man" is travelling 4 hours up the river ivindo to a remote corner of the gabonese forest to join one of his teams, at one of the 13 national parks in the country. they live for months in the forest in the most basic living conditions. separated from their families and with minimal resources, they struggle to protect the elephants - 50 of whom have been killed in the last six months in this park alone. and it's not only the elephants which are in constant danger. >> joseph: every day that passes, when i send my rangers into the forest, i pray that they will return without problems. us, we just have our bare hands and machetes and knives. but the others have big rifles and even kalashnikovs! of course, we're frightened!! >> daljit: knowing he and his men are out-armed by the poachers, joseph uses a different kind of arsenal. he's cleverly recruited ex-poachers like parfait , who now use their inside knowledge against the current poachers. >> parfait: we were fishing and hunting in the park, and that's how we met. in the beginning, we were ignorant but now we know abo