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.
Not exact matches
We learn of scientists» efforts to engineer the first blue rose, and why
breeding for longer vase
life has caused most
modern cut flowers to lose their scent entirely.
For example, we can observe that when males are significantly bigger than females in
modern primates, males are likely to
live in groups with
breeding access to several females.
This at least 5,500 - y - long process, which ultimately transformed wild horses into the hundreds of
breeds living today, is difficult to reconstruct from archeological data and
modern genetics alone.
That's because most
modern dogs have not been
bred for city
living.
Bred for hundreds of years to be a royal watchdog, the
modern Lhasa approaches
life the way his forebears did: he is a loyal guardian of home and family.
Hence, the physical and mental characteristics of
modern - day Siberians stem back from the hundreds, if not thousands, of years of
breeding that went into the development of a suitable dog for Arctic
living.
A vast majority, however,
live on as ancestors to many favorite
modern breeds.
While some
breeds are routinely subjected to ear - cropping in the United States, this is almost entirely a cosmetic (and in the opinion of most, cruel) surgical mutilation with its roots in the ancestral jobs of certain working
breeds, but which has no relevance in the
life of a
modern dog — and only very mildly helps to combat ear problems, if at all.
The developer of a neighborhood of
modern, look - alike, cookie - cutter homes in Lexington, Ky., apparently wants to also define the
breeds of dogs that can
live there — or at least stipulate what
breeds can not.
The
modern - day Siberians were
bred into a distinguishable type of animal by the Chukchi, a northern nation currently
living throughout the Siberia.
The
modern greyhound is more popular as a racing dog then as a show dog, but valiant efforts by greyhound charities to raise the profile of the
breed as a pet has meant that increasing numbers of ex-racing greyhounds find their way into the comfort of home
life and happily swap the racetrack for a comfy sofa.
Although small in number, with only the Affenpinscher being a rarer AKC Toy
breed, today the English Toy Spaniel is beloved by average citizens and quite adaptable to most any
modern - era
living arrangements, town or country.
An ancient guardian
breed refined through the centuries to be uniquely suited to guard livestock and yet intelligent and versatile enough to fit into
modern life with grace and humor.
The Uptown Dallas area has also attracted a
modern breed of working professionals and urban lovers, who crave the walkability
living in the heart of the city affords.