Social rank may determine if animals live fast, die young

Anyone who has picnicked on the beach has experienced the unpleasant crunch of a sandwich with a surprise helping of sand. But for primates, the tolerance for sand may depend on whether their energy is better spent reproducing ...

Study finds facially expressive primates make better leaders

Facially expressive monkeys are more socially successful and lead better connected social groups, according to research by Nottingham Trent University which shows the benefits of facial communication in primates, including ...