Brown Jays, like this juvenile, make nesting a family affair. The entire flock takes care of a single nest, which holds four eggs laid by one female in the flock. Each bird brings food to the young. And when the young first leave the nest, the helpers teach them to find food and recognize…

Out in the arid West, miles north of Winnemucca, a small caravan of birdwatchers searches for raptors along a distant ridgeline of basalt and sage. Nearby, a circle of green, created by pivot irrigation, attracts Northern Harriers that hunt over fields and marshes. Then, field trip leader…

George Archibald, co-founder of the International Crane Foundation, says, “The most significant things in the world happen because of the actions of a few people, whether it’s in research, politics or conservation.” Archibald is heartened by the new generation of conservationists -- like…