Eggs are quite literally a fundamental requirement for life, and every living thing on the planet begins as a bunch of cells that replicate inside these miraculous structures. While we, as humans, emerge from our eggs before being born, most of the development of birds happens outside of the mother, so they are laid within calcium shells to protect them from the threats that come their way. They can be all shapes, sizes, and colors that you could imagine, so if you’re looking to egg-speriment with your breakfast, here are the 15 most unique bird eggs in the world….