Wherever you are in the U.S., a coyote may be taking up residence less than a mile away. If you live in the city, you’re more likely than your rural cousins to encounter raccoons. And regardless of geography, you probably share your home with dozens of species of insects and spiders. These facts...

Somewhere toward the end of the last ice age, we formed an alliance with wolves: Maybe the ancestors of dogs got food scraps while our own ancestors gained protection from predators and other humans. These social species eventually collaborated on a vast scale, possibly even hunting woolly mammoths...

We zigzag from tree to tree, seeking refuge under the leaf umbrellas. Drizzle turns to deluge as we dash beneath a tall canopy to plot our escape. The sky booms. My dad takes my hand, and I look up to see if he shares my sense of foreboding. But he’s smiling at me, his eyes twinkling. He says...

It’s not easy to accept that all things must eventually come to an end. We often go into denial in the face of the inevitable and airbrush away the aftermath when it does occur. So it probably shouldn’t have surprised me to read about a gardener who glossed over the demise of an entire tree with...