In the thorny acacia trees of the Kalahari Desert, avian construction crews are hard at work. White-browed sparrow weavers, a species of social bird, assemble complex roosts and nests from ...

Sparrow weavers in Africa appear to learn distinct building styles that reflect group traditions, research shows. It raises intriguing questions about avian intelligence. By Rebecca Dzombak Birds can ...

It is spring in the northern hemisphere and birds initiate the remarkable architectural feat of building a home for the young. How is this accomplished? Hormones and Getting in the Mood Much of the ...

Nesting in a cavity — a hole in a tree, a burrow in a bank, or another enclosed space—gives a bird significant advantages. Cavity nests are generally safer than open-cup nests. The nest contents are ...

When we think of bird nests, most of us imagine a simple bundle of twigs tucked in a tree branch. But that common image is just one part of a much bigger story. Around the world, birds have found many ...

Challenging long-held beliefs that bird nest building is solely influenced by genetics or the environment, researchers report that the white-browed sparrow weavers of the Kalahari Desert, Africa, ...

The calendar says that it’s winter. But for much of the natural world in coastal California, life is clearly awakening as abundant water and already lengthening days give their cues. Grasses are green ...

When birds start nesting in the spring, you may find them in places you don’t expect—and not always where you’d like them to raise their young. “The most common places to find bird nests around your ...