Narrator Tip number one to keeping your dog's teeth clean and healthy: Let him chew. But not on just anything. First, make sure it's safe. No sticks, no rocks, and be careful about bones.

Are lamb bones safe for dogs to eat? We share all the risks and expert advice that every pet owner should know.

Even though the bone is right there waiting for her ... and she won't be the last! Puppies have notoriously sharp teeth, and it's not just because they're brand new — there's actually a reason ...