Date:May 6, 2015
Source:Central Ornithology Publication Office
Summary:How to protect your chicks from predators? Build a dome over them! There is tremendous diversity among the nests of birds, in nest location, structure, materials, and more, but we know very little about the forces that shaped the evolution of this incredible variety. A new study finds that domed-shaped nests arose as a result of species transitioning to nesting on the ground, where the risk from predators is greater.