New study shows Neanderthals were not our ancestors
...the degree of variation between and amongst living primate species, represented by over 1000 specimens. The ...e were able to determine how much variation living primate species generally accommodate, as well as measure how different two primate species that are closely...Primates trade smell for sight
...teristic of all primates? If not, at what point in primate evolution did the increase occur? Looking at 19 primate species including humans, the team found that Old World monkeys had roughly the same percentage of O...Gene may be key to evolution of larger human brain
...celerated changes in the gene, particularly in the primate lineage leading to humans. The researchers, led by...ce of the human ASPM gene to that from six other primate species shown genetically to represent key positions in the evolutionary hierarchy leading to Homo ...Scientist challenges interpretation of new find, the oldest primate fossil ever discovered
...cently found in China is the oldest well-preserved primate fossil ever discovered as well as the best eviden...ed. We still do not know the area of origin of the primate lineage that eventually led to humans, and this new find firmly brings Asia into the picture." Xiju...Field Museum researcher co-edits definitive book on Madagascar
...lmost 40 currently recognized species of lemurs--a primate group found only there--to the numerous species of tiny dwarf chameleons, to tenrecs that communicate with each other via ultrasound.With astounding frequency, Dr. Goodman and other scientists discover previously unknown species in Madagascar. But wi...Social mothers appear to be better mothers
...urpose, suggests a new study by a UCLA-led team of primate researchers. The more time wild female baboons spe... dominance hierarchies, or pecking orders. In many primate groups, high rank enhances reproductive success. Nevertheless, the researchers found that strong soc...Baboons identify each other by status and family
...he cognitive mechanisms that might be the basis of primate social relationships and how such relationships may have influenced the development of human social relationships, intelligence and language. During the 12 years, the researchers have become familiar with the social organization of the baboon troop...Liberia announces protection of 155,000-acres of forest
...mong the highest-priority regions in the world for primate conservation. Liberia is emerging from a three-year civil war that has been part of a 14-year conflict claiming the lives of more than 200,000 people. Liberia's former president, Charles Taylor, is exiled in Nigeria. A U.N. peacekeeping force will ...Duke commits to enhance Primate Center
...- whose own research involves the evolution of the primate face and chewing -- was charged with developing a ...ng to Lange, the university will recruit a leading primate researcher to permanently direct the center and enhance its research, education and conservation mis...Researchers discover genes that distinguish human, nonhuman primate brains
...stand why humans have a longer lifespan than other primate species and yet are so vulnerable to age-related, ... different amounts in humans compared to the other primate species. Upon further study, the team observed 83 of these genes showed higher levels of activity in...Madagascar to triple areas under protection
...only there, making it the world's top priority for primate conservation. Conservation International (CI), the Wildlife Conservation Society (WCS) and WWF are among the international and national organizations supporting the government in this effort. "This is one of the most important announcements in the h...Baboon fathers really do care about their kids
...to females and immature baboons is rather loose by primate standards. For example, females and males have mu...h care "may be a very ancient evolved trait in the primate lineage," Alberts said. The study's co-authors include Duke biologist Jason Buchan, University of Ca...Male baboons recognize and care for their own offspring
...he fathering instinct might be more fundamental to primate evolution than previously believed, researchers have shown that male baboons give preferential protection to their own genetic offspring. The finding that male baboons somehow recognize their own genetic offspring -- despite the fact that multiple m...Wildlife markets and disease transmission
...n Africa, West Nile virus and monkeypox. Even the primate origins of HIV point to a link between wildlife and human disease. Since humans first walked upright they have eaten wildlife. But human population densities were far lower than today well under one person per square mile in most tropical forests,...Researchers discover use of novel mechanism preserves Y chromosome genes
...her. "The comparison between human and non-human primate chromosomes confirming the finding shows the power of comparative genomics," Dr. Collins said. "Without the ability to compare the genetic material across species, it would have been difficult for the team to test their hypothesis." NHGRI now funds a...Birds do it. Bugs do it. But why don't we?
...ones out of business. Our closest relatives on the primate family tree rely on "sexual swelling" and gaudy, c... Sexual swelling occurs in about 10 percent of all primate species, but only in the Old World species of Africa and Asia, which is where humans probably origin...The Year of Biodiversity and Conservation
... found nowhere else on Earth, including the entire primate family of lemurs. Since 1989, Goodman has conducted biological surveys and discovered several new species of birds and mammals on the island. Recently, he co-edited "The Natural History of Madagascar," to be published in November 2003 by The Univer...Difficulties with primate cloning: A religious comment
...n the 11 April 2003 issue of Science suggests that primate cloning may be difficult to achieve even at a leve...k for ethics and public policy? By showing us why primate cloning is so difficult, researchers provide the clearest reason yet why cloning must not dominate t...Scientists debate meaning of 40-million-year-old primate fossils in Nature
... by Seiffert and colleagues that describes the new primate fossils. Both the paper and the commentary will be...squeeze their findings into a traditional model of primate evolution that is based on an insufficient fossil record, which leads to a serious underestimation o......rogression and anti-viral therapy. We adapted the primate model, using SIV, which infects rhesus monkeys in the same way that HIV infects humans and produces a disease that is very similar to the human disease that leads to an immunosuppressed state and AIDS. The second purpose was to examine the effects o...