Sentences with phrase «on chimpanzees in»

He built the film largely from footage of Goodall conducting research on chimpanzees in the wild in Tanzania, material that had sat dormant in National Geographic archives for over 50 years.

That's the number of labs that have applied for a permit to conduct invasive research on chimpanzees in the United States, as required by a new U.S. Fish and Wildlife Service (FWS) rule.

Not exact matches

In support of the idea, Braccini and her colleagues» looked at handedness in chimpanzees, and found that when the apes stand on all fours, they displayed no real hand preferenceIn support of the idea, Braccini and her colleagues» looked at handedness in chimpanzees, and found that when the apes stand on all fours, they displayed no real hand preferencein chimpanzees, and found that when the apes stand on all fours, they displayed no real hand preferences.

June 19, 2013 — A Cornell University study offers further proof that the divergence of humans from chimpanzees some 4 million to 6 million years ago was profoundly influenced by mutations to DNA sequences that play roles in turning genes on and off.

Our genome is nearly identical to the chimpanzee genome, a little less identical to the gorilla genome, a little less identical to the orangutan genome, and so on — and this correspondence is present in ways that are not needed for function (such as the location of shared genetic defects, the order of genes on chromosomes, and on and on).

Statements like the one Speckhardt offered -(«We feel those (unaffiliated) folks don't yet know they can admit that they don't believe in God,») make humans sound like they are nothing but chimpanzees looking for any «ist» vine to grab on to.

Here again I appeal to Susanne Langer's evidence, which consists largely in noting cases of irrational fear on the part of chimpanzees, fear that can not be explained either by instinct or by learning.

For this reason I have realized this: a chimpanzee does not understand math (regardless of how many hours I spent trying to teach them this) because of it's anatomy, yet I do understand math because of my anatomy (and education of course), I as a mere mortal (unlike yourself) know that my faculties must be somehow limited and that there are concepts that no matter how much I try to use my retarded brain I will never understand them because I don't have the god lobe in the ole brain like you do, none the less I keep on thinkin» in a finite fashion hoping that my future children might have a little more range than I since they too will be a «tarded snapshot in a timeline of cognitive evolution.

Identification of in vivo sulci on the external surface of eight adult chimpanzee brains: implications for interpreting early hominin endocasts.

Gorillas and chimpanzees have been taught to form signs in sign language, arrange physical tokens in specific sequences, and operate lexigrams (keyboards with symbols on them).

In a study published on Nov. 16, scientists discovered that human brains exhibit more plasticity, propensity to be modeled by the environment, than chimpanzee brains and that this may have accounted for part of human evolution.

You can essentially just observe chimpanzees in their natural environment and identify them individually based on their facial features,» she said.

Gibbons focuses on the people who hunt and find fossils like the 3.5 - million - year - old australopithecine Lucy, discovered in Ethiopia in 1974, and the hominid skull Toumaï, which was found in Chad in 2001 and dates from 6 million to 7 million years old — close to the time when our lineage split from that of chimpanzees.

Angle of attack: The chimpanzee (pan troglodytes) walks on all fours, a fact that is reflected in the anatomy of its head.

In 2001, while studying chimpanzees in the Taï National Park in Ivory Coast as a Ph.D. student, Fabian Leendertz watched an alpha male named Leo vomit, climb up on a low branch, then topple over and diIn 2001, while studying chimpanzees in the Taï National Park in Ivory Coast as a Ph.D. student, Fabian Leendertz watched an alpha male named Leo vomit, climb up on a low branch, then topple over and diin the Taï National Park in Ivory Coast as a Ph.D. student, Fabian Leendertz watched an alpha male named Leo vomit, climb up on a low branch, then topple over and diin Ivory Coast as a Ph.D. student, Fabian Leendertz watched an alpha male named Leo vomit, climb up on a low branch, then topple over and die.

There is no certain way to decide on the basis of existing knowledge whether chimpanzees and humans inherited their pattern of territorial aggression from a common ancestor or whether they evolved it independently in response to parallel pressures of natural selection and opportunities encountered in the African homeland.

In our view, the time has come to end biomedical experimentation on chimpanzees.

Save the Chimps, Polidoroff says, currently has 254 chimpanzees that live on 12 islands, each up to 2 hectares in size, on Florida's east coast.

Crumpacker says the sanctuary's finances are in the black, even though it relies completely on donations because it takes only privately owned chimpanzees.

NhRP first sued on behalf of Hercules and Leo in late 2013, arguing that the chimpanzees were too cognitively advanced to be confined in a lab.

The group claimed that four New York chimpanzees — Hercules and Leo at Stony Brook, and two others on private property — were too cognitively and emotionally complex to be held in captivity and should be relocated to an established chimpanzee sanctuary.

The team repeatedly flashed either black or white squares for 200 milliseconds at a time on screens in front of six chimpanzees and 33 humans.

Now, Vera Ludwig from the Charité University of Medicine in Berlin, Germany, and colleagues have shown for the first time that chimpanzees (Pan troglodytes) also make cross-sensory associations, suggesting these evolved early on.

The finding, experts say, has implications for conservation management, which often solely focuses on the number of animals in a population, and may extend to chimpanzees, dolphins, whales, and other species.

ramidus (bottom; reconstruction based on computed tomography rendering shown) lacked many features that have evolved for advanced vertical climbing and suspension in extant chimpanzees (pan, top left).

In contrast, modern apes like gorillas, chimpanzees, and bonobos walk on their knuckles, an adaptation that was always assumed to be ancient.

The words «writ of habeas corpus» have been struck out, suggesting that the court has made no decision on whether Hercules and Leo — two research chimpanzees at Stony Brook University in New York — deserve to be treated as legal persons.

He eventually found refuge on Black Beauty Ranch in Texas, where he died, at an early age for a chimpanzee, in 2000.

When it comes to animals, the problem is compounded for two main reasons: First, it is very difficult to design and administer tests that pick up on overall smarts instead of specific skills, such as the keen memories of food - hoarding birds or the fine motor skills of chimpanzees that make tools for finding insects in trees.

Chimpanzees, on the other hand, show a spike in testosterone.

Now, in a pair of studies, researchers show that chimpanzees will give up a treat in order to help out an unrelated chimp, and that chimps in the wild go out on risky patrols in order to protect even nonkin at home.

Chimpanzees are popular subjects for AIDS research (even though their immune system rarely succumbs to the virus) and are used in painful cancer and psychological tests, as well as for research on blood diseases and organ transplants.

Their argument rests on examples in which one chimp learns from another, and on the seemingly arbitrary differences in habits between chimpanzee groups at different sites.

Tommy the chimpanzee lives in a cage on private property in New York, according to the Nonhuman Rights Project.

Late last year, NhRP filed lawsuits in three New York lower courts on behalf of four captive chimpanzees in the state.

So Emerman and colleagues resurrected the analogous protein from PtERV1, based on its remnants in chimpanzees, and inserted it into a defective version of the mouse virus, which could infect cells but not reproduce.

The matching bill would ban invasive research on the estimated 1000 «research» chimpanzees in the country that live in laboratories.

A team of primatologists headed by Kevin Langergraber of the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, pulled together behavioural data on nine wild chimpanzee groups, and analysed DNA samples from 246 individual apes.

In the 1990s, for example, zookeepers in Sweden spied on a chimpanzee that kept flinging rocks at human visitorIn the 1990s, for example, zookeepers in Sweden spied on a chimpanzee that kept flinging rocks at human visitorin Sweden spied on a chimpanzee that kept flinging rocks at human visitors.

Researchers suggest that one benefit to having the chimpanzees rated on the five core personality dimensions is that this information can now be used to make predictions that will help in their management, such as how individual chimpanzees will behave in various social situations.

Blumstein and his colleagues surveyed literature on human - wildlife interactions all over the world, from chimpanzee ecotourism in Uganda, to elk and antelope gawking in the Grand Tetons.

In a watershed moment for chimpanzee research, the U.S. Institute of Medicine (IOM) released a report on December 15 declaring that «most current use of chimpanzees for biomedical research is unnecessary» and recommending the sharp curtailing of government - funded research on humankind's closest genetic relative.

From a practical standpoint, caretakers of chimpanzees living in zoos or elsewhere can now tailor individualized care based on each animal's personality thereby improving animal welfare.»

This approach also has limitations as it impedes comparisons with findings in other studies and other species, which is essential if you want to use research on chimpanzees to better understand the evolution of human personality traits.»

Nature previously reported on the New Iberia centre and the controversy around chimpanzee research in the United States (see Chimpanzee research chimpanzee research in the United States (see Chimpanzee research Chimpanzee research on trial).

But over the past 15 years, the field of canine cognition has exploded as scientists have shown that dogs can outsmart chimpanzees in some tests and can even shed light on the evolution of our own intellect.

Another big factor in his decision was that «in 2013, Congress lifted a cap on how much NIH can spend on supporting chimpanzee retirement; and Chimp Haven in Keithville, Louisiana, a sanctuary where retired NIH chimps are being moved, has space for about 25 animals and could potentially take more later.»

Teleki calculates that for every infant that survives a year at the final overseas destination, 10 chimpanzees die in transit or on arrival, or are killed in the wild by poachers — small wonder that conservationists are alarmed at the impact continued commercial exploitation will have on wild populations whose habitats are being progressively destroyed.

If NIH follows through on the report, «Clearly there is going to be a reduction in the use of chimpanzees in research,» said veterinary researcher K. C. Kent Lloyd of the University of California, Davis, who chaired the working group of the NIH Council of Councils, to reporters.

Because the human and chimpanzee lineages split between 5 million and 7 million years ago, and humans are the only apes that engage in cooperative breeding, researchers have puzzled over how this helping behavior might have evolved all over again on the human line.