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 ...

In a lab tucked away on the Yale University campus, researchers are quietly observing a pair of marmoset monkeys. The scientists have been training these monkeys for months in the art of cooperation.

The “big truck, small man” phenomenon is also seen in the animal kingdom. The loudest howler monkeys were found to have the smallest packages. Hyoid bone size, which is responsible for vocalizations, ...

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 ...

Scientists Sakumi Iki and Ikuma Adachi recently spent a lot of time watching monkeys scratch themselves. Self-scratching among non-human primates is known to indicate social tension and anxiety. The ...

Monkey (Rhesus macaque) at Monkey Temple, Galta. We humans tend to think of ourselves as the only sentient beings capable of regret, a key emotion that helps keep us from making the same mistakes over ...

Source: Wald1siedel, via Wikimedia Commons. Distributed under a CC BY-SA 4.0 license. Across the animal kingdom, numerous species engage in a behavior known as anointing. This is where animals rub ...

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 ...