Sen. Bernie Sanders traveled to Montana last weekend as part of his ongoing effort to transform the national Democratic Party.
I wanted to take this moment to tell you about a friend.
Why do dogs have whiskers? Why are dogs' eyesight black and white? Why do dogs have so many babies? Why do dogs have tails and we don't? Why are dogs thumbs so high on their paw? Why don't dogs sweat? Why do dogs roll in the grass? Why aren't dogs and cats friends? Veterinarian and dog scientist Jessica Hekman has answers.