Reviewed by Dr. Becker

When your dog growls, your first reaction may be to tell him to stop. But most owners don't realize that can lead to bigger problems down the road. Next time your dog growls, for any reason, try this approach instead.

Even wonder why a dog makes a big mess when he drinks, while a cat barely spills a drop? This team of researchers from MIT took on the challenge to find out. You'll have a whole new appreciation as you wipe up around your pet's water bowl — again.

You'll attract attention no matter where you go when you own one of these show-stopping breeds. Acting dignified and aloof one minute and endearingly goofy the next, this peaceful and calm pet will fit perfectly into the right household. Here are five things to know about them.