If you live in a city or suburb, it can be hard to feel surrounded by nature. But next time you step outside, pause, look and listen — even in the most densely populated areas, birds are almost ...

In the city centre of Amsterdam, a seemingly ordinary bird nest tells an extraordinary story of human impact on the environment. It's constructed from unexpected materials, including sunglasses, ...

Birds are remarkable and fascinating creatures, able to glide through the sky with a degree of freedom we humans can only fantasize about. In many cultures, including Asian traditions, birds are ...

Squirrel nests, or dreys, are large, round, and insulated structures built for year-round shelter and raising young. Bird nests are typically smaller, cup-shaped, and made from finer materials, ...

In an unassuming structure somewhere in Southeast Asia, hundreds of swiftlets flap through narrow slits in concrete walls. Inside, there’s no furniture, just beams and planks coated in sticky, ...