While most birds carefully nurture and protect their young, some species have evolved a more unconventional approach. Known as "brood parasites," these birds lay their eggs in the nests of other ...

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 ...

Snakeskin decor is a bold interior design choice—but for some birds, it's literally a matter of life and death. This is the conclusion of researchers from New York's Cornell University, who found ...

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 crafted ...