Researchers studying birds and the food they eat are now finding much larger volumes of the toxic PFAS chemicals than before.

Large birds -- our closest relations to dinosaurs -- are capable of technical innovation, by solving a physical task to gain access to food.

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 ...

Birds-of-paradise are even colorful in the dark, with feathers and body parts that glow a brilliant yellow-green under ...

IN ANCIENT ROME “bird seers” were priests, or augurs, who delivered prophecies based on their observations of birds. The ...