Old World monkeys have undergone a remarkable evolution in facial appearance as a way of avoiding interbreeding with closely related and geographically proximate species, researchers from New York University and…
Without any pre-training or restrictions in partner choice among chimpanzees, researchers at the Yerkes National Primate Research Center, Emory University, found for the first time that chimpanzees housed in a…
On the island of Java, in Indonesia, the silvery gibbon, an endangered primate, lives in the rainforests. In a behavior that’s unusual for a primate, the silvery gibbon sings: It…
The young lemur named Eugenius started to get sick. Very sick. He was lethargic, losing weight and suffering from diarrhea. Duke Lemur Center veterinarians soon pinpointed the cause of his…
The cognitive differences between humans and our closest living cousins, the chimpanzees, are staggeringly obvious. Although we share strong superficial physical similarities, we have been able to use our incredible…
Scientists studying social learning in animals have shown how easy it can be to introduce a new behavior into a group and watch it spread from individual to individual. However,…