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Published byMeryl Brooks Modified over 8 years ago
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Pure-bred Dogs The price of pedigree Sophie Anderson
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The evolution of breed ● Domestication ● Breeding for function ● The kennel club ● Breeding for form
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1. Inbreeding ● Increases both desirable and undesirable traits ● Decreases genetic diversity ● Cause of congenital deformity, low fertility and weakened immune system
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2. Hereditary disease ● No mandatory screening ● Many disorders are recessive ● Historically dogs culled for non- conformity http://www.gribblesvets.co.nz/images/Canine_Genetic_Testing/g tg_10_2511_a_diseases_and_descriptions-gribbles1.pdf
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3. Physical deformity ● Influenced by breed standard eg. Bulldog ● “The face, measured from the front of the cheek-bone to the nose, should be as short as possible, and its skin should be deeply and closely wrinkled.”
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Positive Actions ● Accredited Breeder Scheme (NZKC) ● Increasing knowledge of genetics and available screening can reduce hereditary disease ● Modern vets and breeders oppose culling of healthy animals
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