Primates leapt to social living

Scientists may be a step closer to understanding the origins of human social behaviour.

An analysis of over 200 primate species by a University of Oxford team suggests that our ancestors gave up their solitary existence when they shifted from being nocturnal creatures to those that are active during the day.

It is likely communal living was adopted to protect against day time predators, the researchers say.

The results are published in Nature.

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