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.

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 ...

The northern cardinal seems an obvious choice for Indiana’s state animal. Its vivid red feathers stand out against winter ...

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 ...

Rising bird flu cases could soon push up grocery bills. With millions of birds affected each year, the virus could lead to a rise in egg prices. As Newsweek reported, bird flu cases are increasing in ...