"Of all the animals on the planet, dogs have the widest range of roles in our daily lives. They're protectors, helpers, lifesavers--but most of all, they're family. And they've taken a fascinating journey to get to this point. Long ago, early wolves evolved from fierce predators into trusted partners. They became dogs! While we know dogs to be lovable and full of personality, they have also historically improved our lives in many practical ways, like...