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High above North America’s meadows, forests, and highways, large, dark birds tilt gracefully on rising warm-air currents, effortlessly holding massive wingspans aloft without a single flap. For centuries, the sight of vultures circling in the sky has carried ominous associations…

A tree is a long-lived plant that supports its leaves above the ground on a persistent, self-supporting stem or trunk. Most trees have woody trunks that branch into a crown of twigs and foliage. Yet nature does not draw a…

How to identify a tree is more than looking at its leaves. The way its branches divide, the texture of its bark, the position of its buds, and even the ground beneath it can all provide useful clues. The most…

A hummingbird’s throat can flash scarlet one moment and look almost black the next. That transformation is one of the first identification challenges: these birds’ brilliant colors depend on the light angle. To identify them reliably, combine color with location,…

Hummingbird Feeder: Yes or No? A feeder can help hummingbirds and bring spectacular wildlife views to your yard—but only when it is prepared, placed, and maintained responsibly. The Short Answer: Yes, If You Can Maintain It Should you use a…