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 ...

Cowbird mothers abandon their eggs in the nests of other bird species, but the chicks somehow manage to find their flock and learn what they really are. By Elizabeth Preston In P.D. Eastman’s classic ...

Coots, the Rodney Dangerfields of the bird world, just might start to get some respect as a result of a new study showing that these common marsh birds are able to recognize and count their own eggs, ...

Female lineages of European cuckoos lay eggs with colorful shells and intricate patterns specialized to deceive more than 100 avian hosts into fostering their chicks. Parasitic cuckoo eggshells show ...

Three burgundy speckled eggs are in a bird's nest - Kdp/Getty Images No matter how many birdhouses you hang around your yard, birds will make a nest anywhere they feel safe. In your trees or bushes?

Big Bear’s famous bald eagles Jackie and Shadow are renovating their nest, signaling a new clutch of eggs could arrive soon.

A male and female Baltimore oriole feed their young while perched on their hanging nest, which is made of materials like thin twigs, plant cotton and bark strips. Spring is in the air — which means ...