Neighboring groups of birds within the same species can create very different-looking nests — showing that their nest-building choices aren’t solely controlled by instinct and the environment. Instead ...

One human's trash just might be an avian's armoire. Urban birds have long used a wide assortment of building materials to build their nests - galvanized nails, barbed wire, even sheet music by BJ ...

Walking along a river trail recently, some birding friends and I stopped to stare in astonishment at an unusual sight, a hummingbird flitting near the base of a big oak. Almost at ground level, she ...

Spikes placed on buildings to deter birds are being used by birds to build nests in several locations around Europe. “It sounds like a joke,” says Auke-Florian Hiemstra at the Naturalis Biodiversity ...

Strips of sharp metal pins are meant to keep birds away from buildings. Some birds are stealing them to build their nests. A nest made from metal pins and other materials collected by magpies, found ...

NPR's Scott Simon speaks with biologist Auke-Florian Hiemstra about his study of bird's nests that are made from anti-bird spikes. One human's trash just might be an avian's armoire. Urban birds have ...