Some penguins are wonderfully cooperative: they breed in predictable, accessible places, with tidy, well-defined colonies, ...

Does a cuckoo know it's a cuckoo? The answer is more difficult than you might think, explains Richard Pallardy ...

The nest parasites get a bad rap for making other birds raise their young, but study by study, Mark Hauber and his “Cowbird ...

The nest parasites get a bad rap for making other birds raise their young, but study by study, Mark Hauber and his “Cowbird ...

A highly contagious strain of bird flu that’s lethal to poultry and other birds has infiltrated a commercial chicken facility ...

An energetic sanderling running along the beach will warm your bird-loving heart. Here's where to find this small shorebird.

Over the past half century, researchers have established that birds evolved from dinosaurs: specifically, the theropods, the ...

Monotremes are unique mammals that lay eggs, but their limited geographic ranges make them vulnerable. We explain why.

Why Iowa chose the American goldfinch in 1933, a familiar farm-field bird that symbolized endurance, continuity, and everyday ...

Discovering eggs in unusual garden spots might not mean birds. Snake eggs, often soft, white, and oblong, are typically found ...

Birds are a barometer of the health of water sources, habitats, and air quality. A notable example is the use of canaries in ...

FORT WAYNE, Ind. (WANE) — Before any pumpkin, pecan or apple pies are made this Thanksgiving, bakers will be hitting the store with eggs at the top of their list. Summit City shoppers may be happy to ...