primate
Why Are Modern Humans Relatively Browless?
Why Are Modern Humans Relatively Browless?
Jim Daley | Jul 1, 2018
The function of early hominins’ enlarged brow ridges, and their reduction in size in Homo sapiens, have puzzled paleoanthropologists for decades.
Monkey Hybrids Challenge Assumptions of What a Species Is
Monkey Hybrids Challenge Assumptions of What a Species Is
Jim Daley | May 4, 2018
A study finds two species of guenon monkeys in Tanzania have been mating and producing fertile offspring for generations.
Monkeys Cloned by Dolly-the-Sheep Technology
Monkeys Cloned by Dolly-the-Sheep Technology
Catherine Offord | Jan 25, 2018
The approach, which has never before been successfully attempted in primates, could lead to improved animal models for human biology and disease.
Ecologists Welcome Seventh Great Ape Species into Our Family
Ecologists Welcome Seventh Great Ape Species into Our Family
Katarina Zimmer | Nov 2, 2017
The Tapanuli orangutan has been identified as the newest species of great ape, but also likely the most endangered. 
Study: Diet Contributes to Brain Size
Study: Diet Contributes to Brain Size
Diana Kwon | Mar 29, 2017
The results of a historical primate behavior analysis suggest that species with fruit-filled diets evolved larger brains.
Image of the Day: Jungle Jedi
Image of the Day: Jungle Jedi
The Scientist Staff | Jan 23, 2017
The newly identified Skywalker gibbon (Hoolock tianxing) is threatened with extinction, along with roughly 60 percent of primate species worldwide.
Baboons Can Make Sounds Found in Human Speech
Baboons Can Make Sounds Found in Human Speech
Diana Kwon | Jan 13, 2017
The findings suggest language may have started to evolve millions of years earlier than once thought.  
Monkey Tools and Early Human Ingenuity
Monkey Tools and Early Human Ingenuity
Bob Grant | Oct 25, 2016
Wild capuchin monkeys in Brazil produce sharp stone flakes by accident, causing some researchers to suggest a rethink of the beginnings of human tool use.
Embattled Chimps Relocate
Embattled Chimps Relocate
Kerry Grens | Jan 9, 2016
After losing out on “personhood” in a legal battle, two chimpanzees that were held at a university in New York return to a research center in Louisiana.
Retirement for All NIH Chimps
Retirement for All NIH Chimps
Kerry Grens | Nov 19, 2015
The remaining 50 animals from a waning research program at the National Institutes of Health will head to sanctuaries.