How do behavior, morphology and physiology act in concert to improve a male's reproductive success - and why is there so much variation among outcomes within and between species? Aa Aa Aa Reproductive ...

Male mountain gorillas who spend more time taking care of kids are more reproductively successful Research challenges assumptions scientists have made about paternal care in gorillas and other ...

A new study focuses on the role of the clitoris in females, showing that when it is stimulated, it triggers a wave of changes within the rest of the reproductive tract. The outcome of these changes ...

Researchers uncover how specific genetic and cardiovascular traits give Tibetan women an edge in surviving and thriving at high altitudes, linking better oxygen delivery to more successful pregnancies ...

A new study published in Evolutionary Psychology finds that personality trait conscientiousness—the tendency to be organized, responsible, self-disciplined, and goal-oriented—is consistently linked to ...