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Selective breeding of both plants and animals has been practiced since prehistory; key species such as wheat, rice, and dogs have been significantly different from their wild ancestors for millennia, and maize, which required especially large changes from teosinte, its wild form, was selectively bred in Mesoamerica.
The animal rights group Four Paws says selective breeding is focused more on appearance than behavior, and that it disregards the effects breeding can have on a dog's behavior. The group says that ...
Dog breeding is the practice of mating selected dogs with the intention of ... It was concluded that "findings imply that when selective breeding was done by humans ...
Such limits are in effect in German Shepherd Dogs in Germany. [13] The Norwegian Kennel Club recommends that no individual dog should have more offspring than the equivalent of 5% of the number of puppies registered in its breed during a five-year period. [14] [15] The Fédération Cynologique Internationale adopted the same recommendation in ...
A study of dog remains indicates that these were selectively bred to be either as sled dogs or as hunting dogs, which implies that a sled dog standard and a hunting dog standard existed at that time. The optimal maximum size for a sled dog is 20–25 kg based on thermo-regulation, and the ancient sled dogs were between 16 and 25 kg.
The latest research on dogs in the Chernobyl Exclusion Zone defies what many scientists suspected ... that the dogs that survived long enough to breed already had genetic traits that increased ...
Infectious diseases that affect dogs are important not only from a veterinary standpoint, but also because of the risk to public health; an example of this is rabies. Genetic disorders also affect dogs, often due to selective breeding to produce individual dog breeds. Due to the popularity of both commercial and homemade dog foods, nutrition is ...
The breed has been at the centre of a public outcry following a number of high-profile attacks which included a 10-year-old boy being killed last year by one of the dogs at a friend’s house in ...