Tag: "chimps" at biology news
One Chimp Can Perceive States Of Awareness In Others
...sity'sComparative Cognition Project, suggests that chimps
share with humans theability to perceive the knowl...a threat to the chimps.She used grapes, a food the chimps
highly desired, as the hidden treat.A member of the research group hiding with a tranquilizer dart w...
Similarities Found In Human, Chimp Brains; Columbia, Mount Sinai, NIH Scientists Find Region That Controls Language Identical In Both Species
...a and co-author of the Science paper. He believes chimps
may converseusing a sophisticated array of facial,...ble existence of chimpanzeecommunication. If both chimps
and humans have an enlarged planum temporale,their common ancestor probably had the feature as well,...
New Fossil Discoveries Clinch Ancient Age Of Human Ancestor
...ventually we will find the last common ancestor of chimps
and humans." This research was supported by the National Geographic Society in Washington, D.C.; the U.S. National Science Foundation; the National Museum of Kenya; the Leakey Foundation; the Australian Institute of Nuclear Science and Engineer...
Should Great Apes Be Given Legal Rights?
...hts of Great Apes. That declaration wouldguarantee chimps
and their close relatives all the rights contained...ppery slope in the opposite direction: if you deny chimps
certainrights, then logically you have to deny intellectually disabled children too. But man...
Protestors Are Up In Arms Over Experiments That Give Chimps AIDS
...some strains of HIV cause the samefatal illness in chimps
as they do in people. Already, several chimps
have been deliberately infected with HIV strainsthat can kill them. And the researcher who discovere...
New Species Of Human Ancestor
...o this period with, inessence, bipedal big-toothed chimps
and come out with meat-eating large-brainedhominids," said White. "That's a big change in a relatively short time. We'dreally like to know more about what happened there."...
Chimpanzee subspecies are genetically mixed and more diverse than humans, according to research in 5 November 1999 Science
...sts see with the human African 'Eve'. "The central chimps
are the most genetically diverse and other groups ...l studies divide the western, central, and eastern chimps
into discrete groups. By contrast, the Xq13.3 sequence tree showed that the geographical subspecies ...
Genes pertaining to 'maleness' evolve more rapidly than their non-sexual counterparts
..., the researchers compared the genes in humans and chimps
and were surprised to find that they looked very d...ingly rapid evolution. "The genes in humans and chimps
are evolving at the same rapid rate," added Wu. When he compared the genes in humans and gorillas, ...
Ancient math refines theories of evolution
...ta--uncertainties such as when one method suggests chimps
are more like humans than orangutans, while another says the exact opposite. Bayes' formula allows informed guesses to be combined with new data. As the scientist collects more data, the initial guess carries less weight, and so the most accurate ans...
We are family: the imperative for a chimpanzee genome project
99% genetically identical to humans, you might won... chimp immune system. Less commonly known is that chimps
do not develop Alzheimer's disease, despite sharing a gene that is a high risk for Alzheimer's in hu...
Progressor chimpanzees could reveal mechanism for resisting AIDS
...r subtype of HIV to his companions. The progressor chimps
are among a group of ten HIV-positive chimpanzees ...egularly monitored since the mid-1980s. Six of the chimps
have displayed stable chronic HIV infection without signs of progressing to AIDS. C499 was euthanize...
Genetic therapies for aging will face many challenges
...o 99 percent identical to those of humans, and yet chimps
live only about half as long. So Martin says the difference in species-specific life spans may be largely due to variations in the regulation of the expression of genes -- although changes in the amino acid compositions may also be important. Change...
...go out and watch them," says Delson. "For example, chimps
and gorillas live in the same forest and they don't interbreed, although, if you take a small female gorilla skull and a large chimp skull, they're very hard to tell apart." But Wolpoff's recent study did look for proof of interbreeding in bones....
Scientists work to prevent recent Ebola outbreak from decimating gorillas and chimps
...t this current outbreak suggests that gorillas and chimps
are indeed at great risk as well, said Dr. William...lted in the deaths of huge numbers of gorillas and chimps
over thousands of square miles. Since then, the Wildlife Conservation Society has initiated a goril...
Microbe genes help scientists reconstruct animal origins
...mal organisms to animals. They are to animals what chimps
are to humans, and by studying some of their genetic characteristics, we can begin to make some strong inferences" about how animals evolved, Carroll says. In recent years, biologists have come to understand that nature, in her use of genes, is thri...
Scientists look to Europe as evolutionary seat
...the lines leading towards great apes, gorillas and chimps
(chimpanzees and bonobos). One of those lines eventually evolved into the ancestors of humans about six million years ago....
Discovery Channel special watches OSU chimps learn to read
...ore than two decades investigating how a colony of chimps
at the university learn and co...ght possibly be established in chimps
to teach them simple reading skills. While Boysen's work with nine other chimps
Understanding our ape 'cousins:' chimpanzee genetics may shed light on human diseases
... the Advancement of Science, may shed light on why chimps
and humans are so genetically similar--humans and ...To determine if the differences between humans and chimps
were common among closely related species, the researchers also analyzed gene and protein expression...
Scientists push back primate origins from 65 million to 85 million years ago
...y, it is likely that the divergence of humans from chimps
occurred about 8 Mya rather than 5 Mya. An earlier origin for primates makes it very likely that continental drift played an important part in initial geographical subdivisions within primates. The new approach supports previously disputed findi...
Retroviruses shows that human-specific variety developed when humans, chimps diverged
...onal activity occurred at the same time humans and chimps
are believed to have diverged from a common ancest...the same time other researchers believe humans and chimps
diverged was startling. Equally interesting, however was the discovery that the oldest subfamily of ...