1 / 4   Mark, 32, a soldier in the British Army, watched on in amazement as his pet Rottweiler gave birth to 16 puppies, the largest litter born in the UK. /VCG Photo

2 / 4   The peppy pups have joined infantryman Mark and his wife Laura, and their five children, including one newborn, at their four-bedroom house on army barracks. /VCG Photo

3 / 4   Mark said that he and his family "hadn't prepared" for the 16 arrival pups. "It's been a nice surprise. I was feeding them in groups of eight for eight days straight and going to work in between," Mark added. /VCG Photo 

4 / 4   There are so many pooches Mark and Laura have had to take some of the strain off Rottweiler Roxy and join in by feeding some with special milk. As a result, the puppies have been sold for between 650 and 750 pounds (826-953 U.S. dollars) each. /VCG Photo