Martha Stewart's backyard flock is surprisingly productive. Here's what sets it apart and the methods she uses to keep her ...

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 ...

When a bird rarely seen on this continent showed up in Riverhead last month, the reaction was, as might be expected, a little cuckoo. Native to Eurasia, the bird is anything but common here: It ...