For the new study, Holzner, along with co-author Nadine Ruppert from Universiti Sains Malaysia and their colleagues, studied the behavior of two groups of southern pig-tailed macaques living in ...

image: Female southern pig-tailed macaque with infant. view more . Credit: Anna Holzner. Frequent visits to oil palm plantations are leading to a sharp increase in mortality rates among infant ...

After about 18 months of study, the federal agency determined that neither the long-tailed macaque nor the southern pig-tailed macaque qualify for listing as threatened or endangered.

Frequent visits to oil palm plantations are leading to a sharp increase in mortality rates among infant southern pig-tailed macaques (Macaca nemestrina) in the wild, according to a new study. In ...

In many parts of Southeast Asia, rainforest is being replaced by palm oil plantations. This is causing far-reaching problems for the natural world, for example for southern pig-tailed macaques, a ...

The southern pig-tailed macaques were typically thought to chow down on fruit, only occasionally hunting meaty prey — and generally only small lizards and birds. However, ...

In a pair of Endangered Species Act petitions filed Monday, PETA and its allies asked the Fish and Wildlife Service to list the long-tailed macaque and the southern pig-tailed macaque as ...

The southern pig-tailed macaques were typically thought to chow down on fruit. READ MORE ON FOXNEWS.COM. They would also hunt for meaty prey sometimes, but generally only small lizards and birds.