If it leads to a treat, attention, a toy, a desired interaction, the ability to explore, sniff, or run, the puppy will do it again in the future," the article noted.

SAN FRANCISCO (CBS SF) -- If you buy a dog from a breeder in California, you may have rights if the dog becomes sick in the first 15-days. Kathy Nixon says Copper, her 10-week-old Yorkie Maltese ...