Mongabay: A large population of orangutans has been documented by conservationists conducting a survey in a remote part of Indonesia Borneo. A team of researchers led by Erik Meijaard, a senior ecologist at The Nature Conservancy (TNC), counted 219 orangutan nests, suggesting a population of 1000 or more of the critically endangered species of red ape in the heart of a 2-million-acre forest area in Sangkulirang limestone mountains in East Kalimantan Province. The newly discovered population is …