Dog genetic studies reveal why Shar-Peis are wrinkled
Wednesday, January 13, 2010 - 10:14
in Biology & Nature
(PhysOrg.com) -- There are over 400 genetically different dog breeds, with massive variations in size, colors, fur type, temperament, and so on, and scientists have wondered exactly what changes in the genes have been brought about by centuries of selective breeding to explain the huge differences. Now a new study has shed some light on the puzzle.