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Birders can memorize hundreds of details and still not be able to identify birds if they don’t really understand what’s in front of them.Today birders have access to almost too much information, and t

Covering thirty-five of the most difficult groups of birds, from winter loons to confusing fall warblers, jaegers to chickadees, accipiters to flycatchers, this clearly written and beautifully illust

Butterflies, butterflies everywhere! For America’s growing (and passionate) legions of “butterfliers,” Audubon Butterflies is the next best thing to hik- ing meadow and field with binoculars in hand.

A close look at one season in one key site that reveals the amazing science and magic of spring bird migration, and the perils of human encroachment. Every spring, billions of birds sweep north, driven by ancient instincts to return to their breeding grounds. This vast parade often goes unnoticed, except in a few places where these small travelers concentrate in large numbers. One such place is along Lake Erie in northwestern Ohio. There, the peak of spring migration is so spectacular that it attracts bird watchers from around the globe, culminating in one of the world’s biggest birding festivals. Millions of winged migrants pass through the region, some traveling thousands of miles, performing epic feats of endurance and navigating with stunning accuracy. Now climate change threatens to disrupt patterns of migration and the delicate balance between birds, seasons, and habitats. But wind farms—popular as green energy sources—can be disastrous for birds if built in

Introducing a brand-new calendar for the ever-growing legions of "butterflyers," who, binoculars in hand, track and observe their subjects with the same passion that birders do theirs. From nature wri

Now revered as one of North America's top birders, Kenn Kaufman hit the road at age sixteen and spent a year crisscrossing the country to see as many birds as he could, in a birding competition known