The delegate seemed ready to pick a fight, already having mocked a proposed plastic bag ban and other pro-environment bills on the day’s agenda. As I finished my testimony in support of wildlife-friendly plantings, I steeled myself for a heated debate. But on that gray afternoon in February 2020...

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...

Pop quiz: What’s the best way to help butterflies in your backyard? If you answered “Plant butterfly bush,” you’re in good company. A recent survey of my gardening friends elicited the same response from more than a few. It’s easy to understand why: Aside from its self-reinforcing moniker, the plant...