Palaeognaths include emus and ostriches, and can reach 9 feet tall and weigh upwards of 300 pounds. They are more known for ...

Large birds—our closest relations to dinosaurs—are capable of technical innovation, by solving a physical task to gain access to food. This is the first time scientists have been able to show that ...

Rising numbers of great-horned owls, bald eagles and red-tailed hawks have been getting sick and dying of bird flu this ...

Does a duck always look like a duck and quack like a duck? Sixty-six million years ago, at the end of the Cretaceous Period, ...

An endangered crow, found only in Hawaii, is flying free again. The alala has survived only in captivity after almost going extinct. Now, a small group has been returned to the forest of Maui. But its ...