Orangutans' communication resembles a game of 'charades'
...ase has changed. Please note the new time. When orangutans use gestures to get their point across, they rely ...le follow in playing the game of charades. Captive orangutans intentionally modify or repeat hand or other signals selectively based on the success or failure of ...Lessons from the orangutans: Upright walking may have begun in the trees
...itain, came to their conclusions by observing wild orangutans in Sumatra, Indonesia. Orangutans spend almost the... rainforest and recording virtually every move the orangutans made. Then, she and her colleagues used these observations to test the hypothesis that bipedalism wo...Study suggests evolutionary link between diet, brain size in orangutans
DURHAM, N.C. -- In a study of orangutans living on the Indonesian islands of Borneo and Sum...sed on their comparative study, the scientists say orangutans confined to part of Borneo where food supplies are frequently depleted may have evolved through the ...UVA studies potential target for skin cancer treatment
...reat apes like chimpanzees, bonobos, gorillas, and orangutans have SPANX, but monkeys do not. "SPANX represents a rapidly evolving gene family located on the X chromosome involved in the development of the spermatid nucleus," Herr said. "While our recent findings represent an important step in our knowledge,...A cognitive strategy shared by human infants and our great-ape kin
...mpared humans, chimpanzees, bonobos, gorillas, and orangutans in terms of their strategies for remembering where things are hidden. The researchers first showed that all non-human great apes and 1-year-old human infants exhibit identical preferences. This suggests that the common ancestor of all great apes enac...Apes -- not monkeys -- ace IQ tests
...es are the smartest of all nonhuman primates, with orangutans and chimpanzees consistently besting monkeys and lemurs on a variety of intelligence tests, Duke University Medical Center researchers have found. "It's clear that some species can and do develop enhanced abilities for solving particular problems,"...Most human-chimp differences due to gene regulation
...n of more than 1,000 genes between humans, chimps, orangutans and rhesus macaques representing about 70 million years of evolution. To make the samples comparable, the researchers studied tissue from the liver -- one of the most homogeneous sources -- from five adult males from each of the four species. They f...Most human-chimp differences due to gene regulation not genes
...n of more than 1,000 genes between humans, chimps, orangutans and rhesus macaques representing about 70 million years of evolution. To make the samples comparable, the researchers studied tissue from the liver -- one of the most homogeneous sources -- from five adult males from each of the four species. They f...Genetic study shows humans have pushed orangutans to the brink of extinction
...rom tree nests and feces found under nests or near orangutans encountered along the Kinabatangan River. Two hundred orangutans were identified using genetic markers called microsatellites. "We used the DNA information to simula...Woods Hole Research Center scientist part of international initiatives to save the great apes
...llas, chimpanzees, bonobos (pygmy chimpanzees) and orangutans -- is imminent if strict conservation practices are not implemented in the immediate future. Once these practices have been initially implemented, ape populations must be monitored to evaluate their success and to create incentives for effective prot...Ethical and scientific guidelines for study of captive great apes
...the great apes chimpanzees, bonobos, gorillas and orangutans are now grouped with humans in the family Hominidae. Their close kinship to us makes them interesting to scientists, and research institutions, sanctuaries, zoos, private owners and the entertainment industry together house more than 2,000 great ape......on's threatened primates are taken as pets-notably orangutans and gibbons -they are most often hunted and traded for use in traditional medicines. Most of this trade appears to be international, primarily to China." As "Flagship Species" and our closest living relatives, nonhuman primates are important to t...Scientists analyze chromosomes 2 and 4
...mosomes one less pair than chimpanzees, gorillas, orangutans and other great apes. For more than two decades, researchers have thought human chromosome 2 was produced as the result of the fusion of two mid-sized ape chromosomes and a Seattle group located the fusion site in 2002. In the latest analysis, resear...Oldest fossil human protein ever sequenced
...sequences of Neanderthals, humans, chimpanzees and orangutans from that of gorillas and most other mammals. This...nivorous primates such as humans and Neanderthals, orangutans and chimpanzees. Therefore, the ability to form proteins without the presence of vitamin C may have ...Tracking orangutans from the sky
From the hundreds of thousands of orangutans that once ranged throughout southeast Asia, only t...s and distribution, and their results suggest that orangutans may adapt better to degraded forests than previously thought--provided illegal hunting and agricultu......ating practices fall somewhere in between (such as orangutans where a female will copulate with the dominant male, but may also copulate with other males opportunistically). "When we plotted data on the evolution rate of the semenogelin protein against the level of female promiscuity, we saw a clear correlatio...