The highest rate of beak abnormalities ever recorded in wild bird populations has been detected in Alaska and the Northwest, according to a new study. "The prevalence of these strange deformities is ...

In his back yard in Fremont, Nikos Anton spotted a house sparrow that seemed to be toting a twig in its beak. But when he looked a little closer, Anton saw the "stick" was actually the grotesquely ...

Scientists have identified a novel virus -- 'Poecivirus' -- that has been linked to avian keratin disorder (AKD), a disease responsible for debilitating beak overgrowth and whose cause has remained ...

There's no such thing as a dentist for birds, but did you know that some macaws require orthodontia to correct a misalignment of their beaks? That's just one of a host of problems that can beset beaks ...