Nat Geo

Building a Better Best Friend

Feb 8, 2012
Photo by golbenge, courtesy of Flickr Creative Commons

Writer Evan Ratliff looked into the science behind breed development of the most diverse animal on the planet – the beloved dog. By combining and accentuating traits, breeders have leap-frogged evolution, developing hundreds of breeds in a few hundred years. Evan joins us with more on the findings of Can Map -- a project that’s revealed the genetic makeup of canine traits, and may help scientists better understand human diseases and disorders.