Some birds such as starlings (right) are better at mimicking R2-D2 (left) than others. Researchers did acoustic analyses on samples of birds imitating the plucky droid that were already available ...

SOUND UP: A bird perched in a tree next to a police station in England was heard imitating a police siren on April 8. The Thames Valley Police said the bird’s sound was so accurate, they were tricked ...

When you think of birds imitating sounds, parrots and starlings might come to mind. They’re famous for copying human speech, car alarms, and even ringtone melodies. But what happens when you challenge ...