Introduction -- A brief history of primatology and human evolution -- The catarrhine fossil record -- Primate speciation and extinction -- Anatomical primatology -- Captive studies of non-human ...

These papers were first presented as a symposium at the annual meeting of the American Association for the Advancement of Science, Boston, Dec. 27, 1953. They were published in the Sept. 1954 issue of ...

The human brain is a biological anomaly—a greedy, high-maintenance organ that consumes 20% of our total daily calories despite making up only 2% of our body weight. For decades, evolutionary ...

Microbes supporting the production of more metabolic energy could be key to the evolution of large brains First study to show gut microbes from different animal species shape variations in their ...

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.

Longer thumbs mean bigger brains and this is “pivotal” to human evolution, research has found. “Large brains and dexterous hands are considered pivotal in human evolution, together making possible ...

Scientists have long suspected that the trillions of microbes in our intestines do more than digest lunch, but new work goes much further, showing that human gut bacteria can push mouse brains to ...

AMES, Iowa – A new study from an Iowa State University biologist shows that menopause in mid-life is a uniquely human phenomenon among primates. The study, published in the Proceedings of the National ...