Bird beaks come in almost every shape and size—from the straw-like beak of a hummingbird to the slicing, knife-like beak of ...

Terms of Service and Privacy Policy. After surviving a likely gunshot wound in July, a bald eagle in Missouri is showing an important sign of recovery–keratin ...

Under these drastically changing conditions, the struggle to survive favored the larger birds with deep, strong beaks for opening the hard seeds. Smaller finches with less-powerful beaks perished.

Kathleen Garland receives funding from the Australian Government, Monash University and Museums Victoria. Alistair Evans receives funding from the Australian Research Council and Monash University ...