Winter can be a tough season for our furry friends. The weather can keep them cooped up inside. And when we do let our pups out, they always seem to come back in with a lovely mud coating. All this means extra baths. An arsenal of chew toys. And all the help you can get with puppy training, exercise and dog psychology in general.

Get tips on the latter from The Dog Whisperer himself, Cesar Millan, at either NationalGeographic.com or CesarMillanInc.com. You'll find ideas on training your dog, dealing with problem behaviors, "retraining" yourself and just generally getting inside your four-legged friend's head. Purchase his fantastic book, "Cesar's Way," along with your choice of dozens of others, at BarnesandNoble.com. You'll not only be getting good advice, you'll also be earning a 2% ConsumerClub.com rebate.

Of course, PetSmart.com has just about every dog product know to mankind. That includes gentle shampoos for the animals and spray cleaners for your carpets. This site also has lots of helpful articles, animal care guides and an online community of pet-lovers. Get free shipping on all orders over $50. Also earn a 4% rebate from ConsumerClub.com as you shop.

Finally, OnlyNaturalPet.com has your dog's vitamins and supplements, treats, toys, grooming products and more. And everything appears to be natural, holistic and/or organic. Why's it healthy for you? You'll earn a 5% rebate on all purchases here.