Sentences with phrase «when chimpanzee»

WHEN a chimpanzee builds a tree house, it goes for the lazy option: prefab.

Or was it 6 million years ago, when a chimpanzee - size primate, Orrorin tugenensis, roamed the Tugen Hills of what is now Kenya?

When chimpanzees are given organic or non-organic bananas, they always peel the non-organic bananas before eating them.

Of course, when chimpanzees and other apes were seen making and using tools in the wild, that definition had to be changed.

Not exact matches

When Walt Disney Pictures released Chimpanzee, a nature documentary, on April 20, it promised to donate 20 cents from each ticket sale to the Jane Goodall Institute.

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 preferences.

We might think that a chimpanzee is exercising free will when it chooses to chomp on a banana, or a cat when it rips up your sofa, but what about the roundworm called Caenorhabditis elegans — a simple creature made of only 959 cells?

- someone else might have only encountered crocodiles, iguanas and newts by timex; so when he encounters the gecko, he will have no reason to differentiate between «animal» and «reptile», until such times as he should see a dog or cat or chimpanzee.

For all our intelligence when compared with gorillas and chimpanzees, we are still primates.

The only connection was when over dinner someone told the story of the pet chimpanzee who attacked someone and bit their face off.

Yet this egg cell has none of the qualities that we have in mind when we proclaim our superior worth to the chimpanzees or dolphins.

May 29, 2013 — Like some humans, chimpanzees and bonobos exhibit emotional responses to outcomes of their decisions by pouting or throwing angry tantrums when a risk - taking strategy fails to pay off, according to research published May 29 in the open access journal PLOS ONE by Alexandra Rosati from Yale University and Brian Hare from Duke University.

But people used to beat the chimpanzees when they were uncooperative.

Even our close relatives the chimpanzees stop crying when their needs are met or they're picked up; only humans seem to have the kind of crying that can perpetuate itself regardless of the trigger.

So when it comes to paternal care, the devoted dad who feeds his kids and walks them to school each day has more in common with a wolf than a chimpanzee.

When it comes to biology, we are as genetically close to the violent chimpanzees as to the sharing bonobos that are the only other species except for us that uses sex for pleasure.

When Tommy the chimpanzee first came to London's zoo in the fall of 1835, he was dressed in an old white shirt.

But they don't step in and inflict similar punishment when they see a food theft between two other chimpanzees.

Interestingly, the same applied to the chimpanzees: their pupils, too, dilated more slowly when they viewed a chimp with constricting pupils.

The team found that humans are equipped with tiny differences in a particular regulator of gene activity, dubbed HARE5, that when introduced into a mouse embryo, led to a 12 % bigger brain than in the embryos treated with the HARE5 sequence from chimpanzees.

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.

«Some of the gestures involved are reminiscent of those used by chimpanzees when they use stones to break open nuts.»

Chimpanzees do this too — when looking at other chimps» butts.

Santino the chimpanzee is calm when visitors stay away, but apparently plans ahead by hiding stones to throw at them if they get too close.

A population of chimpanzees or humans is always prone to grow exponentially when resources are abundant, but after a few generations even in the best of times it is forced to slow down.

One of the most famous examples of animals using tools was discovered in 2007 when a group announced it hadfilmed chimpanzees using spears to hunt bushbabies in Senegal.

Chimpanzees fight «when they think they can get away with it,» he says, «but they don't when they can't.

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.

When the data is examined carefully, chimpanzee, bear, and puma infanticide is very rare.

Additional support could come from the chimpanzee genome, which may allow researchers to clock when the genes for slow - twitch muscle fibers — crucial for running long distances and plentiful in people but not chimps — diverged in the common evolutionary history of humans and apes.

Retransmission of the disease to a second chimpanzee occurred when an inoculum that had been stored at — 70 °C for over 2 years was used.

At the Arnhem Zoo in the Netherlands, for example, he watched male chimpanzees join forces for months to topple the highest - ranking male, females band together to protect each other from male aggression, and the whole colony dole out revenge when required.

When primatologist Jill Pruetz found herself threatened by wildfires in the savannas of Fongoli, Senegal, in 2006 she had two options: stay with the chimpanzees she was studying, or run.

Male bonobo chimpanzees employ a similar strategy, calling to nearby females when food is present, which boosts their chances of mating.

But three species of great apes — chimpanzees, bonobos, and orangutans — also know when someone holds a false belief, according to a new study published today in Science.

When researchers sequenced the chimpanzee genome in 2005, the biggest difference between it and the human genome was the extinct PtERV1 retrovirus, which inserted its DNA into the cells it infected like HIV does today.

In 2011, a study suggested that deletions of large chunks of DNA played a crucial role when the human family split from the ancestors of chimpanzees.

When introducing the bill, Senator Maria Cantwell (D — WA) said that about 1000 chimpanzees, half owned by the federal government, «languish at great taxpayer expense in six research laboratories across the nation.»

«The kind of striking thing when you are with the chimpanzees in the forest is that we use a compass or GPS, but obviously these guys know where they are going,» says Christophe Boesch, a primatologist at the Max Planck Institute for Evolutionary Anthropology in Leipzig.

When you arrived in Africa, did you imagine you'd be spending 47 years involved with chimpanzees?

Decades ago, when the primatologist Jane Goodall told anthropologist Louis Leakey that chimps used sticks to scoop up termites, he wrote: «Now we must redefine tool, redefine man or accept chimpanzees as human.»

The FOXP2 gene probably helped us evolve speech when we split from chimpanzees.

The vaccine that has been tested in the United States was made from a cold - causing chimpanzee adenovirus that had been engineered to express proteins from two species of the Ebola virus, known as Zaire and Sudan (after their origins), and that was already available when the trial began in early September.

Rewiring gene activity in humans happened, in part, when transposons inserted themselves into the genomes of human ancestors after the split from chimpanzees, he reported last year in Genome Biology and Evolution.

The same pattern showed up in a similar experiment with chimpanzees and humans: When a person with whom they had no prior relationship struggled to reach a stick, the chimps handed it to the person even when it required climbing up to a tall raceWhen a person with whom they had no prior relationship struggled to reach a stick, the chimps handed it to the person even when it required climbing up to a tall racewhen it required climbing up to a tall raceway.

When the Max Planck scientists compared the bonobo genome directly with that of chimps and humans, however, they found that a small bit of our DNA, about 1.6 %, is shared with only the bonobo, but not chimpanzees.

The most recent blow came in June, when FWS stated that all U.S. chimpanzees — including the more than 700 chimps used in research — would be classified as endangered under the Endangered Species Act (ESA).

Biomedical research on chimpanzees has been waning since 2013, when the National Institutes of Health (NIH) announced that it would phase out most government - funded chimp research and retire the majority of its research chimps to sanctuaries.

When Peter Parham's postdoc first showed him data suggesting a gene in some wild chimpanzees infected with the AIDS virus closely resembled one that protects humans from HIV, he was skeptical.

Consider that chimpanzees utter laughlike sounds when they are being chased by other chimps, and as with human children, the one being chased is the one who laughs.