For instance, around 9,500 years ago, ancient peoples began breeding dogs that were best able to survive and work in the cold. These dogs would become the family of sled dogs—including breeds such as huskies and malamutes—that remains relatively unchanged today. Similarly, humans bred German...
When we talk about dogs as a species, and when we scrutinize various approaches to breeding dogs, what we are really exploring is humans, their identities, anxieties, and desires; what we are describing is the mental landscape of time and place. Dog breeders in the Polish Second Republic (...
Breeding dogs for particular characteristics, or phenotypes, has been going on for centuries. Dogs are companions and workers, in service to humans, and they have thus been bred to accentuate desired traits. For instance, Dalmatians have long been coach dogs, in part because of their striking l...
If you’ve made up your mind that breeding is what you want to do then you can start looking for a stud dog. If your bitch is pedigree then you want to make sure the stud comes from the same line of background. Examine the female dog’s weaknesses and find a stud that will make ...
TheAussieis the result of interbreeding many terriers including the Cairn, Dandie Dinmont, Norwich, Scottie, Skye, and Yorkshire. The Australian Terrier was developed specifically to be a fearless rodent and snake exterminator. This is a dog that doesn’t like to be neglected and it practically...
Dog - Reproduction, Heat Cycle, Breeding: The heat cycle of the female lasts from 18 to 21 days. The gestation period is usually 63 days, and most bitches whelp normally. Both males and females are fertile well into their advanced age. Dogs are social, t
. This NIH policy begins in the fiscal year 2015 and prohibits the procurement of dogs from Class B dealers using NIH grant funds. From that point forward, dogs on NIH-funded studies will have to be obtained from Class A vendors, privately owned colonies (such as institutional breeding ...
Modern dogs likely came from prehistoric humans domesticating gray wolves. Over time, people began selectively breeding domesticated wolves for different traits to become better hunting partners or protectors. As humans migrated to different areas of the world, they brought their furry pals with them,...
s was consistent with the hypothesis that testicular differentiation is initiated in the center of the gonad and spreads outward. XX males had bilateral aspermatogenic testes and the internal ducts and external genitalia were more masculinized than in true hermaphrodites. Results of breeding ...
The species Canis familiaris (sometimes designated Canis lupus familiaris), domesticated for thousands of years and of highly variable appearance because of human breeding. The dog barked all night long. Dog Any member of the family Canidae, including domestic dogs, wolves, coyotes, jackals, foxes,...