Ornithologists have theorized that birds first began to build nests when they were unable to locate natural cavities. Of the 470 perching (passerine) birds in North America, about 25 percent use holes ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

THE way in which a bird builds its nest, seemingly without instruction, thought, or experience, has been repeatedly brought forward as a convincing proof of blind infallible instinct governing it in ...

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, ...

Sociable Weavers: Small Birds Creating the World’s Largest Communal Nests (Image: Canva) A sparrow-sized bird has perfected the art of cooperative construction. Found in Southern Africa’s dry ...