Backyard feeders changed the shape of hummingbird beaks, ... Or the common pigeon, also called the rock dove, which originally nested on cliff faces in remote areas.

Photos shared to social media claim to depict a swarm of starlings flying through the air often, incredibly, in the shape of a bird. One such photograph, for example, was shared on Reddit in 2019 ...

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 ...