Walking through a darkened forest in southeastern India, hikers swept their flashlights across the branches looking for a “characteristic orange-red eye shine.” They eventually spotted it perched in ...

P rimates are a group of mammals that includes humans and our close relatives, such as apes, monkeys and lemurs. Monkeys, such as capuchins and macaques; prosimians, like lemurs a ...

Kirk, E. C. Effects of activity pattern on eye size and orbital aperture size in primates. Journal of Human Evolution 51, 159-170 (2006). Koyabu, D. B. & Endo, H. Craniodental mechanics and diet ...

Some of the images measured and analysed in the study, picturing the diversity in colour and forms. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to ...

Finally, in our primate ancestors, the eyes moved to the front of the skull. This resulted in better depth perception, a critical capability in animals who spend their lives leaping among branches.

What features distinguish primates from other mammals? This question is of central importance to Biological Anthropology - the study of primate adaptation and evolution. In addition to having ...

NPR's Ari Shapiro talks with Isaiah Saxon, writer and director of The Legend of Ochi, about chasing the mysteries of nature, as a child and on film.