In fact,
most modern breeds are the result of humans breeding cats for their favorite hair patterns.
The breeder is exposed to other points of view, learns more about their breed, general dog care,
modern breeding practices and is kept up to date.
With the exception of a
few modern breeds, dogs generally have a smaller overall body size than wolves.
These dogs, bred for their looks as much as for their personalities, are one of the most versatile breeds, but they are also one of the
most modern breeds.
This is a particular concern for
modern breeds of «broiler» chickens and turkeys that have compromised immunity, mobility and cardiovascular health.
Like other collies, the beardie evolved over time, as opposed to some of the more
modern breeds in which human «engineering» led to breed development.
The study indicated that throughout history, global dog populations experienced numerous episodes of diversification and homogenization, with each round further reducing the power of genetic data derived
from modern breeds to help infer their early history.
[8] These breeds were referred to as «ancient breeds», as opposed to
modern breeds because historically it was believed that they had origins dating back over 500 years.
Pets should only be bred for form and function; to have a home with humans;
using modern breeding science; in behaviorally sound manner so as to promote good temperament; to not increase pet homelessness or neglect.
Furthermore,
modern breeding management and technologies can increase the rate of conception, a healthy pregnancy, and successful foaling.
«Apart from stallion lines in Northern European breeds, all stallion lines detected in other
modern breeds derive from more recently introduced Oriental ancestors,» says Barbara Wallner at the University of Veterinary Medicine, Vienna.
So far, little information about the history of horse domestication has been available since most previous findings
concerned modern breeds.
They were mainly crossed with Rough Collies and Border Collies during the 19th and 20th centuries, which is why the three
modern breeds share so much in common today.
Having been officially recognized by the American Kennel Club in 1884, it is far ahead of
many modern breeds that could be considered more popular.
Lammerts van Bueren, E.T. (2010) Future breeding for organic and low - input agriculture: integrating values and
modern breeding tools for improving robustness.
The leggy show - jumper and powerful rodeo steed are of course products of
modern breeding on top of eons of evolution.
Based on the mutation rate and assuming an average of 7 years between each generation, Wallner estimates the most recent common ancestor to 18 of the 21
modern breeds lived about 700 years ago.
«In all the research on dogs, the question comes up over and over
how modern breeds are related to one another genetically,» said Ostrander, whose research has concentrated on using the power of genetics to understand canine diseases.
While the pugs that are depicted in eighteenth century prints tend to be long and lean,
modern breed preferences are for a square This website offers useful information about pugs, their character and care.
The 2012 study found that
modern breeds only emerged in the 19th century and that claims of their antiquity are based on little or no historical or empirical evidence.
While a lot of the early evolution of dog breeds is a result of the environments dogs migrated to and through, most of today's
modern breeds bear the touch of man's artistic brush.
Genetic testing suggests that the modern dog as we know it originates with other
modern breeds around the 1800's.
«
Modern breeding practices are affecting the behavior and mental abilities of pedigree breeds as well as their physical features,» said Kenth Svartberg, an ethologist from Stockholm University and author of the research report.
They are so old that they are genetically closer to the first domesticated dogs than the vast majority of
most modern breeds.
Running concurrently with
modern breeding techniques is the development of genetically modified (GM) varieties of wheat, which involves inserting a piece of genetic material into another species of wheat within the same genus.
In dogs, the term breed is used two ways: loosely, to refer to dog types or landraces of dog (also called natural breeds or ancient breeds); or more precisely, to refer to
modern breeds of dog, which are documented so as to be known to be descended from specific ancestors, that closely resemble others of their breed in appearance, movement, way of working and other characters; and that reproduce with offspring closely resembling each other and their parents.
The Armenian Gampr is an ancient breed that hasn't been subjected to the same kind of selective breeding as
many modern breeds.
Recruiting a
more modern breed of writer can build flex into your author pool and widen your contact list.
«Marker assisted selection is indeed a useful tool for both conventional and
modern breeding.
Genetic modification is
a modern breeding method that is used at IRRI to investigate and understand the diversity and function of rice genes and to develop and deliver GM rice varieties.
West doesn't fly up the court or unleash three - pointers like
the modern breed of power forwards.
Next, the scientists expanded their analysis to include 363 males representing 57
modern breeds (about one - fifth of all recognized modern breeds), giving them a comprehensive chart of which stallion lines founded these breeds.
Wallner and colleagues first located dozens of variations in a segment of DNA along the Y chromosomes of 52 living male horses representing 21
modern breeds.
That's because human ingenuity — such as
the modern breeding of staple crops, such as wheat, for higher yields, known as the Green Revolution — has outpaced, so far, environmental limits.
Modern breeding has resuscitated grocery store tomatoes with an influx of wild genes; in the past 50 years, researchers have bred back some 40 disease - resistance genes into commercial crops.
(B) Additive deleterious mutation load estimated from coding sequences of
modern breeds and the high - coverage predomesticated sample (CGG10022), excluding the Thoroughbred Twilight and CGG10023.