In humans, differences in personalities have been evident since the ancient times. Personality in animals has long been ignored, but recently this question has received increasing research interest as it has been realized that personality has evolutionary and ecological significance. An international team of behavioral biologists from Austria, Brazil and the Netherlands, with Vedrana Šlipogor from the University of Vienna as leading author of the study, designed a set of tasks to assess personality of common marmosets. These results have just been published in American Journal of Primatology.
Click here for original story, Marmoset monkeys have personalities too
Source: Phys.org