The rainbow of hues seen in modern bird eggs probably evolved in birds’ dinosaur ancestors, which had eggs with colorful and speckled shells. That’s according to a new study of fossil eggs in the ...

MONROE -- A sunny romp by youngsters through the woods of Webb Mountain Discovery Zone on Saturday yielded a colorful springtime harvest -- eggs representing the different birds that nest in the park.

It was nature’s version of an Easter egg hunt. Dr. Claire Spottiswoode, a professor at the University of Cape Town who studies avian (bird) brood parasites, was working in Zambia to learn more about ...

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, ...

Birds and humans perceive colors differently, so scientists rely on instruments and genetics to accurately describe the diversity of avian color signals. Aa Aa Aa Evolutionary processes have generated ...

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.