Biologists group animals with similar traits into broad categories called orders. Despite their similarities, animal species in the same order can have very different average lifespans.

The ancestors of modern humans and great apes began laughing at least 15 million years ago. This was reported by Popular ...

Whether sensory ‘trade-offs’ between vision and olfaction existed during diversifications of early primates is still an open question. By combining genomic, molecular and neuroanatomical evidence, ...

Discover how tickling apes and recording their bursts of laughter revealed a similar pattern to how humans laugh, while ...

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.

Most people imagine our early primate ancestors swinging through lush tropical forests. But new research shows that they were braving the cold. As an ecologist who has studied chimpanzees and lemurs ...

Since the work of Darwin 1, we have known that upright bipedal locomotion set the human lineage on a separate evolutionary path from the other apes, but the developmental bases for this giant step ...

A new study challenges the long-held idea that early primates began in warm tropical forests. Fossil and climate evidence ...

Purchased with funds from the S. Dillon Ripley Endowment. Cover -- Cortical Evolution in Primates -- Copyright -- Dedication -- Contents -- List of figures and tables ...

This photograph shows two species from the study by Toussaint et al. – a raccoon (Procyon lotor) and mongoose lemur (Eulemur mongoz) – climbing on vertical supports. Researchers have shed new light on ...