A bird beak is the most important resource it has, and every species has one solely designed for survival. Birds use beaks for just about everything: building nests, feeding their young, cleaning ...

Bird beaks come in almost every shape and size—from the straw-like beak of a hummingbird to the slicing, knife-like beak of an eagle. We have found, however, that this incredible diversity is ...

An organ that allows some birds to detect the movement of hidden prey by plunging their beaks into the ground seems to have been present in early birds 70 million years ago, and probably first ...