Dutch doctoral student Auke-Florian Hiemstra excavated a bird nest, and made a startling discovery. From McDonald's lids to face masks, the nest was built with layers of human trash — the oldest ...

Which meant a nonnative bird was killing our native birds. House sparrows, originally from Europe and Asia, were brought to Brooklyn in the 1850s to control caterpillars.

It’s the Mad Max dream of a bird’s nest: A menacing composite of metal, clay, twig and plastic. Spotted in a sugar maple tree in Antwerp, Belgium, the gnarly architecture brims with at least ...

Dr. Rohwer is the curator of birds and mammals at the Cornell University Museum of Vertebrates. Most birds go to great lengths to hide their nests. So when I find one, invariably so carefully ...

A bird's choice of nest has captivated Reddit users. Here, a blue tit sits in the lake amongst blossom in Forest Hill on March 7, 2014, in London, England.