Face to Face With Primate Facial Diversity

Why do some primates have boldly colored faces while other species exhibit only a monotone color with little pattern? Facial color patterns likely serve several functions in primates, including intraspecific communication, species recognition, and possibly ecological or physiological roles as well (Figure 1). One hypothesis is Read More...

Social Evolution in Mole-rats

Naked mole-rats (Heterocephalus glaber) have received a lot of scientific attention because they are the only mammals with a eusocial mating system. Like honey bees, naked mole-rats have colonies with a single breeding “queen,” a few breeding males, and numerous non-breeding “workers” who forage and maintain Read More...

Meet and Greet in the Dolphin World

Many people believe that an important difference between humans and other animals is language--that what has brought us from fields and forests to our comfortable homes is our ability to communicate effectively with one another. And so Read More...