KPIX CBS Evening News With Scott Pelley December 10, 2015 01:57:00
Cornell universitys vet school, and red and green are two of the first-ever test tube puppies. >> the litter came from three separate moms who gave the eggs and two separate dads. >> reporter: in vitro fertilization, fertilizing an egg with a sperm in a lab, then implanting the embryo in a surrogate, has been around for humans since the late 1970s. but researchers like travis only recently figured out how to make it work with canines. dog reproduction is different than almost every other mammal....
Source: archive.org