The Beagle is basically the dog world's version of a best friend you've had since kindergarten. Warm, curious, gently mischievous, and so undeniably sweet-natured that even people who swear they're "not dog people" end up crouching down to say hello. Their tricolor coats, soft floppy ears, and those big, soulful brown eyes have made them one of America's most beloved family dogs for generations — and if you're setting up...