Discover how recent research challenges traditional views on evolution by revealing the crucial survival functions of ...

As animals go about their lives ― eating, fighting, having babies ― they don’t always follow the script laid out for them by ...

The evolutionary journey from primitive plesiadapiforms to early primates during the Paleocene and Eocene epochs represents a critical chapter in mammalian history. Fossil records from these periods ...

A new study posits that same-sex sexual behavior developed to help primates in complex social groups ease tension, reduce ...

A new study by researchers at Imperial College London and published on Monday in Nature Ecology & Evolution could help shed ...

Homosexual behaviour in primates has a deep evolutionary basis and is more likely to occur in species that live in harsh ...

The researchers found that same-sex behavior was more common in primate groups with clear hierarchical structures and those ...

BUFFALO, N.Y. ­­ ­ ­­— Saliva is a bodily fluid most of us take for granted despite the significant roles it plays: aiding in digestion, maintaining strong teeth and defending against oral disease.

Saliva is a bodily fluid most of us take for granted despite the significant roles it plays in aiding digestion, maintaining strong teeth and defending against oral disease. However, the evolution of ...

Humans are the only primates that run nearly naked under the sun. Here’s how this biological tradeoff reshaped how our ...