A team of researchers created a new method of modeling to estimate the population of free-ranging animals and in doing so discovered that there were far fewer numbers of an Old World monkey, the macaque, than expected. A team of researchers created a new method of modeling to estimate the population of free-ranging animals and in doing so discovered that there were far fewer numbers of an Old World monkey, the macaque, than expected. Plants & Animals Ecology Phys.org – latest science and technology news stories