What’s Up With Those Bright Blue Eggs?

The video explores the mystery of why some birds lay blue eggs. It discusses various hypotheses, including mate quality signaling, protection from predators, and UV radiation shielding. The pigment Bill of Verdon is responsible for the blue hue. Studies show mixed results on whether blue eggs influence male bird behavior. The video concludes that blue eggs may offer multiple benefits, such as shell strengthening, and highlights the evolutionary advantages of cerulean shells.

In what ways could blue eggs provide protection from UV radiation?

What are some potential benefits of blue eggs beyond signaling and protection?