ALBUQUERQUE — Fossilized lungs found preserved along with an ancient bird may breathe new life into studies of early avian respiration. If confirmed as lungs, the find marks the first time that ...

Dinosaurs may have been fierce predators but they had a respiratory system similar to modern birds such as the sparrow, scientists said on Wednesday. Ancient beasts such as the mighty Tyrannosaurus ...

Airway and respiratory tract diseases are very common in pet birds. One such disease commonly is Aspergillosis, which is a fungal infection of the bird’s respiratory tract. The symptoms of the disease ...

The remains of a 30-foot-long predatory dinosaur discovered along the banks of Argentina's Rio Colorado is helping to unravel how birds evolved their unusual breathing system. The remains of a 30-foot ...