Treat Your Pooch to a Crunchable Snack

Bet you didn't know that today is International Dog Biscuit Appreciation Day, didja? If you overlooked this important pet occasion, perhaps your pup marked it on his calendar! As much as dogs love scarfing down crunchy treats, we humans also should recognize this doggie delectable for admirable services rendered in training, rewarding, and overall spoiling our pets. Here's a roundup of some of the most decadent, outrageous biscuits worthy of this special food day.

Source: Flickr User Greencolander