As people peer into DNA for clues to health and heritage, man's best friend is under the microscope, too. But some experts urge dog owners to proceed with caution
U.S. - CBSNews.com, CBS News: Nation
Mon, 02/11/2019 - 9:11am
As people peer into DNA for clues to health and heritage, man's best friend is under the microscope, too. But some experts urge dog owners to proceed with caution