For spider monkeys, social grooming comes with a cost

Social grooming, or helping others to stay clean and free of lice and other ecto-parasites, has long been associated with hygiene and good health in wild primates. In the process of picking out ecto-parasites, however, the ...

Global warming cycles threaten endangered primate species

Two Penn State University researchers have carried out one of the first-ever analyses of the effects of global warming on endangered primates. This innovative work by Graduate Student Ruscena Wiederholt and Associate Professor ...

The ecological role of fruit aroma

Fruits are a highly valuable source of food. They are packed with tasty and healthy nutrients and are often characterized by alluring colorful displays and an attractive aroma. Yet it is still unclear which evolutionary forces ...

Scent is the route to the very best fruit

Monkeys and other primates have a better sense of smell than is often claimed. Researchers at Linköping University and two German universities have studied spider monkeys – and found that they are experts at sniffing out ...

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