Maria Cristina Tello-Ramos Neighboring groups of birds within the same species can create very different-looking nests — showing that their nest-building choices aren’t solely controlled by instinct ...

When we think of bird nests, most of us imagine a simple bundle of twigs tucked in a tree branch. But that common image is just one part of a much bigger story. Around the world, birds have found many ...

Neighboring groups of birds within the same species can create very different-looking nests — showing that their nest-building choices aren't solely controlled by instinct and the environment. Instead ...

A white-browed sparrow weaver inspects a roost under construction, after just receiving some grass brought by another member of its group. (Maria Cristina Tello-Ramos) Neighboring groups of birds ...