The 20th century expansion of nectar feeders drove Anna’s Hummingbirds to spread across California—and transformed the birds ...

And in short-term periods of extreme temperatures, having a big beak can be a liability. Hot air from the environment will ...

Smaller finches with less-powerful beaks perished. So the birds that were the winners in the game of natural selection lived to reproduce. The big-beaked finches just happened to be the ones ...

One constant: a comical towering bird statue with a giant open beak and bulging biceps lords over the Medford parking lot. The 29-foot-tall roadside attraction made of re-bar, hog wire and ...

HILO, Hawai‘i (KHON2) — A Hawaiian hawk, or ‘io, was euthanized after being found “emaciated” and missing part of its beak on Hawai‘i Island. Recently, a woman reported finding the injured bird on her ...

Now that we know that most bird and dinosaur beaks follow the power cascade, the next big step in our research is to study how bird beaks grow from chick to adult. If the power cascade is truly a ...