Birds Got Their Colorful, Speckled Eggs From Dinosaurs

A new study found that birds' dinosaur relatives had eggs with traces of two pigments—a red-brown one and a blue-green one. In today's birds that might produce a color such as robin's egg blue.(Image credit: Jasmina Wiemann/Yale University)

Source: NPR Health and Science - October 31, 2018 Category: Consumer Health News Authors: Nell Greenfieldboyce Source Type: news