<p>These 14 dog breeds have the shortest lifespans, and as much as we wish they could stay with us longer, some breeds just can’t.</p>

<p>Camera trap photos reveal the Amazon’s extremely rare ghost dog. It hunts by day and is more elusive than expected.</p>

<p>A state-by-state guide to the most dangerous animals in America, from grizzlies to deer collisions.</p>