In a lab tucked away on the Yale University campus, researchers are quietly observing a pair of marmoset monkeys. The ...

VRINDAVAN, India – Krishna, a skinny 12-year-old, waits near a Hindu temple packed with pilgrims. He hears a yell – that's his cue. He zigzags between motorbikes and honking tuk-tuks, elbows his way ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. It may depend on who's asking the questions Psychologists have spent ...

Snow monkeys do not always pick full shade in the heat. On humid days they choose shade, but on dry days they rest in ...

A researcher has found that the rapid detection of snakes by monkeys is because of the presence of snake scales as a visual cue. His findings highlight an evolutionary adaptation of primates to ...

Dorothy Cheney and Robert Seyfarth, who are married to each other and have two daughters, received their Ph.D.'s at the University of Cambridge. They previously edited Primate Societies (University of ...

Monkeys exhibited an immediate response to images of snakes and salamanders with snake skin, but not to images of salamanders without scale. Dr. Nobuyuki Kawai from Nagoya University in Japan has ...