Description: Pupper, doggy, hound, bowwow, beastie, pooch. No matter what we call dogs, they have always been man’s best friend. In honor of writing a second blog for National Dog Day, let’s take a look at the pooches that pop up around the Smithsonian Institution.[view:sia_slideshow==87224]Related Resources"Gone But Not Forgotten: Former Animals at the National Zoo," The Bigger Picture"Me