Selective Dog Breeding

Shortened lifeRespiratory problems due to shortened muzzlesEnlarged bodies creating stress on circulatory systemSpinal and bone problems due to enlarged shrunken bodiesSight problemsMental problems due to inbreeding

Selective Dog Breeding

Definition:The process by which humans breed dogs for particular traits. Typically, strains that are selectively bred are popular breeds such as German Shepards, Pugs, or Bull Terriers.

History:Orignally selective dog breedding was used to create stronger healthier working dogs, now however selective dog breeding is used to create a "prettier" dog breed.

Before and After

Negative Effects

Out-sourcing genesFurther research in gene mappingBreeding for health not "beauty"

Improvements...