Researchers have taught a population of wild sparrows to sing a different song.

Out today in Current Biology, the research suggests new answers to the question of how birds learn to sing.

“This was a risky experiment we conducted because we didn’t know if it was going to work,” says Dan Mennill, lead author of the study.

Mennill explains that song learning has been studied for years in controlled laboratory settings. But it’s much more difficult to run an experiment in the wild sinc