Dinosaurs laid colorful eggs. Birds lay colorful eggs. You do the math. But really though: A study from last year found that oviraptors, a dinosaur of the late Cretaceous period, laid blue-green eggs, ...

If you come across a bird nest there's usually a pretty good way of telling what kind of feathered friend was responsible for it, even if the bird itself isn't around. The color, size, and pattern of ...

Bird eggs come in a host of beautiful colors and patterns, including the coffee-colored swirls of prinia eggs, the deep green of emu eggs, and the brilliant blue of the eggs laid by the humble robin.