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 ...

Birds are susceptible to many health conditions, from vitamin deficiencies to respiratory infections. Yet, scissor beak is among the most obvious because it’s a clear deformity of a bird’s ...

Ichthyornis was an ancient bird that lived in what is now the mid-west of North America between 100 and 66 million years ago. It was a seabird about the size of a tern or gull, with a 60 ...

Scientists have observed the highest rate of beak abnormalities ever recorded in wild bird populations in Alaska and the Northwest, a study by two United States federal scientists says.

Their monitoring includes measurements such as bill length, wing length and body mass in more than 100,000 individual birds. The data allowed us to identify increasing beak sizes and decreasing ...

Despite its size, the beak is surprisingly light, because of its hollow structure. The toucan uses it to reach fruit on thin branches that can’t support its body weight.

Photo by Robert Fletcher Jr./University of Florida Birds might be able to evolve to changes in their environment over the span of just a few years — much faster than scientists previously thought.

Notice the different types of beaks and how their shapes dictate a bird’s dining habits — particularly the way it consumes black oil sunflower seeds, a highly preferred food among feeder birds.

The extinct flightless pigeon has captured imaginations for over 400 years. Experts and artists are now revealing how much we ...

Australian birds are changing shape due to rising temperatures. Over 100 species show smaller bodies and larger beaks, aiding heat dissipation. Long-term warming increases beak size, but short ...