If there was a contest for biggest female bullies of the animal world, lemurs would be near the top of the list. It's the ladies who get their way and keep males in line. In one branch of the lemur ...

If there was a contest for biggest female bullies of the animal world, lemurs would be near the top of the list. In these distant primate cousins, it’s the ladies who call the shots, relying on ...

Brain mapping suggests that oxytocin played a role; research could shed light on how hormones influence behavior in humans and other animals. DURHAM, N.C. -- If there was a contest for biggest female ...