For nearly 30 years, a landmark study shaped how scientists understood the relationship between brain and body size in ...

Biologists group animals with similar traits into broad categories called orders. Despite their similarities, animal species ...

The diet of early anthropoids—the ancestors of apes and monkeys—has long been debated. Did these early primates display behaviors and diets similar to modern species, or did they have much humbler ...

Sleep is often treated as a casualty of modern life. Artificial lighting, shift work, endless notifications and late-night ...

Humans sleep less than every other primate on record, despite having the biggest brains — biologists call it the human sleep ...

Tiny fossil teeth discovered in Colorado reveal new clues about Purgatorius, the earliest known primate relative, reshaping ...

1. Introduction / Tracy L. Kivell, Pierre Lemelin, Brian G. Richmond, and Daniel Schmitt -- 2. On primitiveness, prehensility, and opposability of the primate hand : the contributions of Frederic Wood ...

The story of primates is a tale of incredible variety and ancient roots, told through the lens of science, DNA, and time itself. These creatures, ranging from massive gorillas to tiny mouse lemurs, ...

Without it, teeth this small can slip past standard collecting. “This discovery helps fill a gap in understanding the geography and evolution of our earliest primate relatives after dinosaur ...

Primate evolution claim challenged An analysis of 37 million year old primate fossils is fueling a debate over the existence of an evolutionary link between lemur-like and monkey-like primates -- a ...

For decades, we’ve thought that childbirth is uniquely challenging for humans, but it turns out that many other primates find ...

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