Sentences with phrase «in dog domestication»

It's too soon to know just how important the genes identified in the study were in dog domestication, cautioned Ray Coppinger, during an interview with Inside Science.

«Our working hypothesis is that dogs and humans probably evolved some of these skills as a result of similar evolutionary processes, so probably some things that happened in human evolution were very similar to processes that happened in dog domestication,» MacLean said.

This positive feedback loop, he says, may have played a critical role in dog domestication.

Not exact matches

A claim of multiple domestications for dogs requires extraordinary evidence, says study coauthor Krishna Veeramah, an evolutionary geneticist at Stony Brook University in New York.

«It fills in a missing piece of the puzzle of early human - dog relationships, and even domestication itself,» adds Angela Perri, a zooarchaeologist at the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany.

It is not clear what role, if any, the domestication of dogs played in the development of these behaviours.

[Attila Andics et al., Voice - Sensitive Regions in the Dog and Human Brain Are Revealed by Comparative fMRI] Seems that thousands of years of domestication have made our furry friends sensitive to the same vocal cues we are.

The foxes she worked with come from a long line started in 1959 when a Russian scientist named Dmitry Belyaev attempted to recreate dog domestication, but using foxes instead of wolves.

To be able to compare the behaviour of dogs and wolves and to investigate the effects of domestication, it is important that the animals live in the same conditions,» Virányi explains.

In a paper published this week in Nature Communications Krishna Veeramah at Stony Brook University and colleagues argue that dog domestication occurred once, sometime between 20,000 and 40,000 years agIn a paper published this week in Nature Communications Krishna Veeramah at Stony Brook University and colleagues argue that dog domestication occurred once, sometime between 20,000 and 40,000 years agin Nature Communications Krishna Veeramah at Stony Brook University and colleagues argue that dog domestication occurred once, sometime between 20,000 and 40,000 years ago.

They found that domestication may have led to a rise in the number of harmful genetic changes in dogs, likely as a result of temporary reductions in population size known as bottlenecks.

Research reported by Larson and colleagues last year in Science suggests that dog domestication happened at least twice, once in Europe and once in East Asia (SN: 7/9/16, p. 15).

«This is the closest thing to a smoking gun we've ever had,» says Greger Larson, an evolutionary biologist at the University of Oxford in the United Kingdom who has studied the domestication of pigs, dogs, and other animals.

«[It's] a truly novel paper from many different perspectives, and perhaps not surprisingly, a novel result as well,» says Greger Larson, an evolutionary biologist and dog domestication expert at the University of Oxford in the United Kingdom, who was not involved with the work.

The archaeological records of domestication and agriculture go hand in hand for all species but one: the dog.

Recent genetic studies have placed ground zero for dog domestication in Europe, Central Asia, the Middle East, South Asia or Southeast Asia.

The Animals Among Us: How Pets Make Us Human By John Bradshaw From the dawn of domestication to pampered modern pets, anthrozoologist Bradshaw, author of the best - selling Cat Sense and Dog Sense, traces the evolution of predators into companions in this riveting read.

In 1959, biologists Dmitri Belyaev and Lyudmila Trut set out to do just that, by starting with a few dozen silver foxes from fox farms during the Soviet era and attempting to recreate the evolution of wolves into dogs in real time in order to witness the process of domesticatioIn 1959, biologists Dmitri Belyaev and Lyudmila Trut set out to do just that, by starting with a few dozen silver foxes from fox farms during the Soviet era and attempting to recreate the evolution of wolves into dogs in real time in order to witness the process of domesticatioin real time in order to witness the process of domesticatioin order to witness the process of domestication.

Understanding the physiological changes happening in rats will also help to better assess the biological effects of domestication in longer - lived animals such as dogs and horses.

In their present study, they asked whether dogs also possess this skill or if this form of numerical competence was lost through domestication.

Radiocarbon dating reveals the dogs lived between 450 and 300 B.C.E., the earliest evidence yet for animal management and domestication by the Mayans, the researchers report today in the Proceedings of the National Academy of Sciences.

In the second scenario, the Botai horses didn't survive, and were replaced by horses domesticated elsewhere, creating at least two centers of horse domestication (as there may have been for dogs, cats, and other animals).

«Nothing ever seals the deal, but this is pretty strong evidence for dog domestication in the Near East cultural region,» says Carlos Driscoll, a geneticist at

Some of today's dogs may carry genetic traces of that early domestication — but it's hard to find, in part because scientists are still trying to recover DNA from those ancient German dogs.

Meanwhile, it also highlights research showing that the domestication of dogs happened before the emergence of agricultural societies, with around 700 million to one billion dogs in the world today.

Some argue that, in the course of over 10,000 years of domestication, dogs were selected for their cognitive abilities, such as following commands.

The new evidence raises the possibility that dog domestication is quite ancient, corresponding roughly in time to the Neandertal extinction.

The work could rewrite the thinking about some of the earliest days of dog domestication, and it suggests that scientists interested in the beginnings of the human - canine relationship should be paying more attention to early Arctic peoples.

Posted June 4 at arXiv.org, the new study finds that interbreeding between dogs and wolves after domestication has made wolves in certain locations seem more closely related to dogs than they actually are.

We also show that most autosomal haplotypes associated with domestication were already established in our Neolithic dogs, but that adaptation to a starch - rich diet likely occurred later.

This is consistent with recent findings that AMY2B copy number is highest in modern dog populations originating from geographic regions with prehistoric agrarian societies, and lowest from regions where humans did not rely on agriculture for subsistence34 and supports the claim that the expansion occurred after initial domestication (possibly after the migration of dingoes to Australia 3,500 — 5,000 years ago) 34.

Moreover, he argues that diversity patterns in living dogs might not be a foolproof map of domestication events in ancient times.

Bottlenecks and selective sweeps during domestication have increased deleterious genetic variation in dogs

«This in turn indicates that the domestication of dogs may be connected to the human development of agriculture and that it was on the scrap heaps of early settlements that the first steps of the development of dogs took place.»

Evidence for co-existence of dogs and humans, but not necessarily domestication, comes from Upper Paleolithic sites in Europe.

However, the astounding variation in dogs is a relic of their ancient and varied domestication processes.

Genomic analysis of other village dog and gray wolf populations and additional phenotyping will no doubt further enrich our understanding of the process of domestication and artificial selection in dogs.

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The study, published by Springer in the Animal Cognition journal, suggests that the reason for cats» unresponsive behaviour might be traced back to the early domestication of the species, contrasting this with the relationship of humans to dogs.

His account of the two alternate theories of wolf - to - canine domestication is fascinating, including an explanation of why dogs turn in circles before they lie down.

Co-author Dr Juliane Kaminski, an expert in dog cognition who is also at the university, said: «Little is known about the early domestication of wolves and it is likely to have been a complex evolutionary process.

In an earlier study, vonHoldt had identified a gene that's mutated more often in dogs than wolves — one that possibly led to their domesticatioIn an earlier study, vonHoldt had identified a gene that's mutated more often in dogs than wolves — one that possibly led to their domesticatioin dogs than wolves — one that possibly led to their domestication.

Although the domestication of the dog is shrouded in mystery, many scientists are convinced that dogs developed from wolves that settled on the fringes of human development.

«It is now generally agreed that the ancestor of the modern dog is the wolf... [the] process of domestication where our ancestors removed the «wildness» from the wolf, involved thousands of years of selective breeding... In this process, our ancestors produced hundreds of «different looking wolves»... our ancestors made only two basic changes to the wolf.

One or more of the tracking, stalking, pointing, herding / driving, attacking, killing and retrieving behaviors have been selectively augmented or even eliminated in certain dog breeds through the domestication process.

Experiments, such as the silver fox domestication project [28] have shown that by selecting for friendliness in foxes, the resulting generations of foxes started exhibiting characteristics of domestic dogs, such as drooping ears, raised tails and mottled coats.

While there is considerably fascinating research about the human - dog interaction and the domestication of the dog, in this section I am suggestion a more metaphorical, perhaps poetic relationship than the biologist and ethnologists might be comfortable in describing.

Dr. Boyko asks this question: What was the first step in a dog's domestication?

The dog that has first access to food, for example, has nutritional advantage over others and even though thousands of years of domestication have changed the dog in many ways, instinct can remain deeply rooted.

It is not clear what role, if any, the domestication of dogs played in the development of these behaviours.