To experience the natural world, we often navigate congested highways to swim in the sea, fly over patchworked terrain to hike through preserved forests and climb distant mountaintops to catch rare views. Largely because of our ever-increasing mobility, the areas nearest to us are rarely the dearest...

The suspect creeping up near my front fence was a tough character—broad-leafed and thick-stemmed and threatening to invade my property and swallow it whole if I didn’t act fast. There was no hesitation that summer morning as I headed to work: Off with his head! It was a decision made all too easy by...

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...

If I hadn’t been watching with my own eyes, I might not have believed it myself. But here she was, a monarch butterfly, intently probing a dead plant in the middle of a vibrant patch of flowers she all but ignored. Unaware of the scientific literature, she didn’t know that her kind wasn’t supposed...

Once robust, populations of cougars (also known as mountain lions or pumas) have declined drastically across most of their range in the Americas. The population decline is due to the impact of extensive hunting and predator control, in addition to continued habitat loss and fragmentation. Cougars...

Known for Groundhog Day and weather prediction, nearsighted groundhogs (aka woodchucks) have an important place in the ecosystem. They provide food for coyotes, foxes, weasels, badgers, hawks and eagles, and their burrows give shelter to amphibians, reptiles, rodents and foxes. Learn More About...

The house next door sits vacant, placed on the market after the last renter moved out. A succession of owners has knocked down walls, replaced carpeting and installed standard-issue appliances. Edging the exterior are shrubs from conventional landscaping palettes, including invasive species that...

Sometimes my most significant revelations are the annoying, kick-me-in-the-pants ones that follow a period of contented denial. One of those seismic shifts in thought came last year at a dinner party, when a man nearly half my age honed in on a flaw in logic I’d subconsciously buried. A plant...