Web Results

en.wikipedia.org/wiki/Selective_breeding

... shows the wide range of dog breed sizes created using selective breeding. Selective breeding transformed teosinte's few fruitcases (left) into modern maize's rows of exposed kernels (right). Selective breeding (also called artificial selection ) is the process by which humans use animal ...

en.wikipedia.org/wiki/Dog_breeding

Dog breeding is the practice of mating selected dogs with the intent to maintain or produce ... It has been concluded that "findings imply that when selective breeding was done by humans, it squashed the snouts of certain dog breeds, it also ...

www.pbs.org/wnet/nature/dogs-that-changed-the-world-selective-breeding-problems/1281

Sep 16, 2010 ... In the same way that inbreeding among human populations can increase the frequency of normally rare genes that cause diseases, the ...

www.open.edu/openlearn/science-maths-technology/science/biology/the-selective-breeding-dogs

Aug 29, 2013 ... There are over 400 breeds of dog in the world and all are maintained as pure- bred stocks through selective breeding, which aims to maintain a ...

www.nature.com/scitable/topicpage/genetics-of-dog-breeding-434

Breeding dogs for particular characteristics, or phenotypes, has been going on ... came a relaxation of selective forces typical of nature (forces that continued in ...

pethelpful.com/dogs/The-Consequences-of-Selective-Breeding-on-Dogs

Nov 5, 2016 ... A look at what selective breeding has done to the health of dogs and a brief history of selective breeding of dogs.

www.pets4homes.co.uk/pet-advice/selective-breeding-and-line-breeding-in-dogs-what-is-it-and-how-is-it-done.html

Selective breeding is the term used to refer to human intervention in dog breeding, which is usually undertaken to produce desirable traits within the sub...

www.dailymail.co.uk/femail/article-4308860/Photos-selective-breeding-altered-dogs.html

Mar 13, 2017 ... Astonishing photos from the last century show how selective breeding has dramatically changed the appearance of many pure bred dogs.

dogbehaviorscience.wordpress.com/2012/09/29/100-years-of-breed-improvement

Sep 29, 2012 ... The dogs on the left are from the 1915 book, 'Breeds of All Nations' by W.E. ..... Evolution is selective breeding as done by the environment.