It's natural for dogs to mouth each other, but not for them to painfully mouth their owners. Victoria provides viewers with tips on dealing with this situation and teaching your dog to play safe.
Yolanda's has 29 cats and 9 dogs living in the home she shares with her husband and yougest child. Her older children have chosen to move out because of the pets and her husband is hoping for a change.
Dogs can distinguish between different types of growls, say researchers who recorded dogs growling while playing, in fear of a stranger, and guarding food. Jorge Ribas reports on the study.