Bird beaks come in all shapes and sizes. The variation allows different species of birds to feed on different things. This can help reduce the need to compete for resources when birds live in the same ...

A new study, using the digitized scans of beaks from over 8,700 bird species, is shedding light on how evolution changes at different scales. While the general principles of evolution by natural ...

A new study suggests that Anna's Hummingbirds in the western United States are not only keeping up with human influence on their habitat, they're thriving. According to a recent study in Global Change ...

Sometimes nature surprises us with extraordinary products of evolution. One prime example is the extraordinary sword-billed hummingbird (Ensifera ensifera). These relatively small birds have carved a ...

A new study details the evolutionary change of Anna's Hummingbirds, finding their beaks have grown longer and more tapered to get the most from... Backyard feeders changed the shape of hummingbird ...